Bicycle Parts

1. Weight: 74 g2. Specifications: Built-in 44 mm3. Material: aluminum alloy4. Suitable for modified models: For Dahon SP8, SP18, VP18, MUP8, JP8, BYA412, etc.5. Features: beautiful and practical, built-in stainless steel bearing, flexible rotation, lightweight design, lubrication and wear resistance, simple installation, durable6. Note: As long as it is a built-in 44mm modified folding bike, it can basically be used for Dahon

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1. Weight: 165mm 279g, 190mm 302g, 200mm 307g2. Dimensions: 165x35mm, 190x50mm, 200x55mm3. Material: aluminum alloy4. Air nozzle angle: 30 degrees5. Main body: 6061 hard film treatment6. Spindle core: hard chrome treatment7. Application: XC/Trail8. Four adjustment functions: adjustable damping / compression lock / gas pressure can be filled and adjusted / stroke can be adjusted9. Features: hard film processing precision processing, smooth movement, safe and stable, easy to install, durable

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1. Weight: 165mm 279g, 190mm 302g, 200mm 307g2. Dimensions: 165x35mm, 190x50mm, 200x55mm3. Material: aluminum alloy4. Air nozzle angle: 30 degrees5. Main body: 6061 hard film treatment6. Spindle core: hard chrome treatment7. Application: XC/Trail8. Four adjustment functions: adjustable damping / compression lock / gas pressure can be filled and adjusted / stroke can be adjusted9. Features: hard film processing precision processing, smooth movement, safe and stable, easy to install, durable

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1. Weight: 165mm 279g, 190mm 302g, 200mm 307g2. Dimensions: 165x35mm, 190x50mm, 200x55mm3. Material: aluminum alloy4. Air nozzle angle: 30 degrees5. Main body: 6061 hard film treatment6. Spindle core: hard chrome treatment7. Application: XC/Trail8. Four adjustment functions: adjustable damping / compression lock / gas pressure can be filled and adjusted / stroke can be adjusted9. Features: hard film processing precision processing, smooth movement, safe and stable, easy to install, durable

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1. Weight: 190mm 793g, 200mm 922g, 210mm 929g, 220mm 944g, 240mm 1056g2. Dimensions: 190mm, 200mm, 210mm, 220mm, 240mm3. Main body: 33 mm4. Spindle center: 12 mm5. Weight: 550 pounds6. Material: aluminum alloy7. Application: for AM/FR/DH8. Function: rebound fine adjustment/compression fine adjustment/spring preload adjustable/air chamber soft and hard adjustable9. Features: beautiful and practical, easy to operate, safe and stable, simple to install, exquisite workmanship, excellent functions, durable

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1. Weight: 190mm 793g, 200mm 922g, 210mm 929g, 220mm 944g, 240mm 1056g2. Dimensions: 190mm, 200mm, 210mm, 220mm, 240mm3. Main body: 33 mm4. Spindle center: 12 mm5. Weight: 550 pounds6. Material: aluminum alloy7. Application: for AM/FR/DH8. Function: rebound fine adjustment/compression fine adjustment/spring preload adjustable/air chamber soft and hard adjustable9. Features: beautiful and practical, easy to operate, safe and stable, simple to install, exquisite workmanship, excellent functions, durable

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1. Weight: 190mm 793g, 200mm 922g, 210mm 929g, 220mm 944g, 240mm 1056g2. Dimensions: 190mm, 200mm, 210mm, 220mm, 240mm3. Main body: 33 mm4. Spindle center: 12 mm5. Weight: 550 pounds6. Material: aluminum alloy7. Application: for AM/FR/DH8. Function: rebound fine adjustment/compression fine adjustment/spring preload adjustable/air chamber soft and hard adjustable9. Features: beautiful and practical, easy to operate, safe and stable, simple to install, exquisite workmanship, excellent functions, durable

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1. Weight: 190mm 793g, 200mm 922g, 210mm 929g, 220mm 944g, 240mm 1056g2. Dimensions: 190mm, 200mm, 210mm, 220mm, 240mm3. Main body: 33 mm4. Spindle center: 12 mm5. Weight: 550 pounds6. Material: aluminum alloy7. Application: for AM/FR/DH8. Function: rebound fine adjustment/compression fine adjustment/spring preload adjustable/air chamber soft and hard adjustable9. Features: beautiful and practical, easy to operate, safe and stable, simple to install, exquisite workmanship, excellent functions, durable

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1. Weight: 30.5g2. Specification: 41mm3. Material: aluminum alloy4. Application: suitable for most folding bikes with a seat tube diameter of 33.9 mm (suitable for aluminum frame, not suitable for steel frame)5. Features: fine processing, fine-tuning screw design, so that the seat post clamp will not damage the seat post itself while locking the seat post, so that the frame and the seat post are closer together and the force is more direct

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1. Weight: the front caliper is about 199.6 grams, the rear brake caliper is about 204.8 grams2. Braking method: hydraulic piston bidirectional braking3. Material: aluminum alloy4. Application: mountain bike, folding bike, etc.5. Features:-One-piece oil cylinder, all CNC machining-Fine-tune the tension of the brake inner cable to achieve the ideal brake handle feel-Two-way braking, safe and secure-Simple and convenient installation-Beautiful and practical, durable6. Note: after removing the barrier sheet, it cannot produce a braking effect before installing it on the frame, otherwise the sheets will come together and need to be refilled

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1. Weight: the front caliper is about 199.6 grams, the rear brake caliper is about 204.8 grams2. Braking method: hydraulic piston bidirectional braking3. Material: aluminum alloy4. Application: mountain bike, folding bike, etc.5. Features:-One-piece oil cylinder, all CNC machining-Fine-tune the tension of the brake inner cable to achieve the ideal brake handle feel-Two-way braking, safe and secure-Simple and convenient installation-Beautiful and practical, durable6. Note: after removing the barrier sheet, it cannot produce a braking effect before installing it on the frame, otherwise the sheets will come together and need to be refilled

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1. Weight: the front caliper is about 199.6 grams, the rear brake caliper is about 204.8 grams2. Braking method: hydraulic piston bidirectional braking3. Material: aluminum alloy4. Application: mountain bike, folding bike, etc.5. Features:-One-piece oil cylinder, all CNC machining-Fine-tune the tension of the brake inner cable to achieve the ideal brake handle feel-Two-way braking, safe and secure-Simple and convenient installation-Beautiful and practical, durable6. Note: after removing the barrier sheet, it cannot produce a braking effect before installing it on the frame, otherwise the sheets will come together and need to be refilled

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1. Weight: the front caliper is about 199.6 grams, the rear brake caliper is about 204.8 grams2. Braking method: hydraulic piston bidirectional braking3. Material: aluminum alloy4. Application: mountain bike, folding bike, etc.5. Features:-One-piece oil cylinder, all CNC machining-Fine-tune the tension of the brake inner cable to achieve the ideal brake handle feel-Two-way braking, safe and secure-Simple and convenient installation-Beautiful and practical, durable6. Note: after removing the barrier sheet, it cannot produce a braking effect before installing it on the frame, otherwise the sheets will come together and need to be refilled

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1. Weight: the front caliper is about 199.6 grams, the rear brake caliper is about 204.8 grams2. Braking method: hydraulic piston bidirectional braking3. Material: aluminum alloy4. Application: mountain bike, folding bike, etc.5. Features:-One-piece oil cylinder, all CNC machining-Fine-tune the tension of the brake inner cable to achieve the ideal brake handle feel-Two-way braking, safe and secure-Simple and convenient installation-Beautiful and practical, durable6. Note: after removing the barrier sheet, it cannot produce a braking effect before installing it on the frame, otherwise the sheets will come together and need to be refilled

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1. Weight: the front caliper is about 199.6 grams, the rear brake caliper is about 204.8 grams2. Braking method: hydraulic piston bidirectional braking3. Material: aluminum alloy4. Application: mountain bike, folding bike, etc.5. Features:-One-piece oil cylinder, all CNC machining-Fine-tune the tension of the brake inner cable to achieve the ideal brake handle feel-Two-way braking, safe and secure-Simple and convenient installation-Beautiful and practical, durable6. Note: after removing the barrier sheet, it cannot produce a braking effect before installing it on the frame, otherwise the sheets will come together and need to be refilled

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1. Weight: the front caliper is about 199.6 grams, the rear brake caliper is about 204.8 grams2. Braking method: hydraulic piston bidirectional braking3. Material: aluminum alloy4. Application: mountain bike, folding bike, etc.5. Features:-One-piece oil cylinder, all CNC machining-Fine-tune the tension of the brake inner cable to achieve the ideal brake handle feel-Two-way braking, safe and secure-Simple and convenient installation-Beautiful and practical, durable6. Note: after removing the barrier sheet, it cannot produce a braking effect before installing it on the frame, otherwise the sheets will come together and need to be refilled

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1. Weight: the front caliper is about 199.6 grams, the rear brake caliper is about 204.8 grams2. Braking method: hydraulic piston bidirectional braking3. Material: aluminum alloy4. Application: mountain bike, folding bike, etc.5. Features:-One-piece oil cylinder, all CNC machining-Fine-tune the tension of the brake inner cable to achieve the ideal brake handle feel-Two-way braking, safe and secure-Simple and convenient installation-Beautiful and practical, durable6. Note: after removing the barrier sheet, it cannot produce a braking effect before installing it on the frame, otherwise the sheets will come together and need to be refilled

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1. Weight: the front caliper is about 199.6 grams, the rear brake caliper is about 204.8 grams2. Braking method: hydraulic piston bidirectional braking3. Material: aluminum alloy4. Application: mountain bike, folding bike, etc.5. Features:-One-piece oil cylinder, all CNC machining-Fine-tune the tension of the brake inner cable to achieve the ideal brake handle feel-Two-way braking, safe and secure-Simple and convenient installation-Beautiful and practical, durable6. Note: after removing the barrier sheet, it cannot produce a braking effect before installing it on the frame, otherwise the sheets will come together and need to be refilled

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1. Weight: the front caliper is about 199.6 grams, the rear brake caliper is about 204.8 grams2. Braking method: hydraulic piston bidirectional braking3. Material: aluminum alloy4. Application: mountain bike, folding bike, etc.5. Features:-One-piece oil cylinder, all CNC machining-Fine-tune the tension of the brake inner cable to achieve the ideal brake handle feel-Two-way braking, safe and secure-Simple and convenient installation-Beautiful and practical, durable6. Note: after removing the barrier sheet, it cannot produce a braking effect before installing it on the frame, otherwise the sheets will come together and need to be refilled

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1. Weight: the front caliper is about 199.6 grams, the rear brake caliper is about 204.8 grams2. Braking method: hydraulic piston bidirectional braking3. Material: aluminum alloy4. Application: mountain bike, folding bike, etc.5. Features:-One-piece oil cylinder, all CNC machining-Fine-tune the tension of the brake inner cable to achieve the ideal brake handle feel-Two-way braking, safe and secure-Simple and convenient installation-Beautiful and practical, durable6. Note: after removing the barrier sheet, it cannot produce a braking effect before installing it on the frame, otherwise the sheets will come together and need to be refilled

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1. Weight: about 10g/pair2. Size: 26x34mm3. Material: aluminum alloy, plastic4. Application: suitable for handlebars with inner diameter of 22-24 mm5. Features: beautiful and practical, sturdy and durable, strong compatibility, not easy to lock, easy to install6. Description: 2 pcs/pair

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1. Weight: about 10g/pair2. Size: 26x34mm3. Material: aluminum alloy, plastic4. Application: suitable for handlebars with inner diameter of 22-24 mm5. Features: beautiful and practical, sturdy and durable, strong compatibility, not easy to lock, easy to install6. Description: 2 pcs/pair

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1. Weight: about 10g/pair2. Size: 26x34mm3. Material: aluminum alloy, plastic4. Application: suitable for handlebars with inner diameter of 22-24 mm5. Features: beautiful and practical, sturdy and durable, strong compatibility, not easy to lock, easy to install6. Description: 2 pcs/pair

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1. Weight: about 10g/pair2. Size: 26x34mm3. Material: aluminum alloy, plastic4. Application: suitable for handlebars with inner diameter of 22-24 mm5. Features: beautiful and practical, sturdy and durable, strong compatibility, not easy to lock, easy to install6. Description: 2 pcs/pair

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1. Weight: about 10g/pair2. Size: 26x34mm3. Material: aluminum alloy, plastic4. Application: suitable for handlebars with inner diameter of 22-24 mm5. Features: beautiful and practical, sturdy and durable, strong compatibility, not easy to lock, easy to install6. Description: 2 pcs/pair

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1. Weight: about 10g/pair2. Size: 26x34mm3. Material: aluminum alloy, plastic4. Application: suitable for handlebars with inner diameter of 22-24 mm5. Features: beautiful and practical, sturdy and durable, strong compatibility, not easy to lock, easy to install6. Description: 2 pcs/pair

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1. Weight: about 10g/pair2. Size: 26x34mm3. Material: aluminum alloy, plastic4. Application: suitable for handlebars with inner diameter of 22-24 mm5. Features: beautiful and practical, sturdy and durable, strong compatibility, not easy to lock, easy to install6. Description: 2 pcs/pair

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1. Material: surface PVC fabric; inner filling: (the outer layer is filled with GEL artificial fat, the inner layer is polyurethane)2. Model: XC-235R3. Applicable: Double track seat tube4. Color: red, blue, black5. Dimensions: 27.5x15.5 cm6. Weight: 500g7. Features: ergonomic design, ventilation, shock absorption, comfort

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1. Material: surface PVC fabric; inner filling: (the outer layer is filled with GEL artificial fat, the inner layer is polyurethane)2. Model: XC-235R3. Applicable: Double track seat tube4. Color: red, blue, black5. Dimensions: 27.5x15.5 cm6. Weight: 500g7. Features: ergonomic design, ventilation, shock absorption, comfort

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1. Material: surface PVC fabric; inner filling: (the outer layer is filled with GEL artificial fat, the inner layer is polyurethane)2. Model: XC-235R3. Applicable: Double track seat tube4. Color: red, blue, black5. Dimensions: 27.5x15.5 cm6. Weight: 500g7. Features: ergonomic design, ventilation, shock absorption, comfort

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Parameter:1. Weight: 45T 80g, 47T 85g, 53T 110g, 56T 120g, 58T 135g2. BCD: 130 mm3. Material: aluminum alloy4. Diameter: 45T 195 mm, 47T 205 mm, 53T 225 mm, 56T 235 mm, 58T 245 mm5. Application: 14-inch folding bicycles are generally 45T/47T, 16-inch foldable bicycles generally do not exceed 53T, 20-inch foldable bicycles generally do not exceed 56T (adjust according to personal circumstances)6. Specifications: 45T, 47T, 53T, 56T, 58T7. Color: black, red, silver, goldFeatures:1. Fully hollow and lightweight design, lightweight and practical2. Full CNC cutting, strong and durable3. Thicker disc, better rigidity4. Positive and negative tooth design, not easy to drop the chain, arc transition of the connection position, not easy to accumulate sand5. Easy to installDescription:1. The larger the number of teeth of the disc, the larger the diameter, the faster the relative riding, and the harder it will be2. When choosing a disc with a large number of teeth, please make sure that its diameter will not rub against the frame, otherwise you need to replace a longer bottom bracket3. Change the large number of teeth disc, the chain must be lengthened4. Please make sure that the BCD is 130 mm5. BCD is the circle surrounded by 5 holes of the crank. The diameter of this circle is 65mm from the crank hole to the crank center. (Note the distance on the plane on the side of the chainring)

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Parameter:1. Weight: 45T 80g, 47T 85g, 53T 110g, 56T 120g, 58T 135g2. BCD: 130 mm3. Material: aluminum alloy4. Diameter: 45T 195 mm, 47T 205 mm, 53T 225 mm, 56T 235 mm, 58T 245 mm5. Application: 14-inch folding bicycles are generally 45T/47T, 16-inch foldable bicycles generally do not exceed 53T, 20-inch foldable bicycles generally do not exceed 56T (adjust according to personal circumstances)6. Specifications: 45T, 47T, 53T, 56T, 58T7. Color: black, red, silver, goldFeatures:1. Fully hollow and lightweight design, lightweight and practical2. Full CNC cutting, strong and durable3. Thicker disc, better rigidity4. Positive and negative tooth design, not easy to drop the chain, arc transition of the connection position, not easy to accumulate sand5. Easy to installDescription:1. The larger the number of teeth of the disc, the larger the diameter, the faster the relative riding, and the harder it will be2. When choosing a disc with a large number of teeth, please make sure that its diameter will not rub against the frame, otherwise you need to replace a longer bottom bracket3. Change the large number of teeth disc, the chain must be lengthened4. Please make sure that the BCD is 130 mm5. BCD is the circle surrounded by 5 holes of the crank. The diameter of this circle is 65mm from the crank hole to the crank center. (Note the distance on the plane on the side of the chainring)

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Parameter:1. Weight: 45T 80g, 47T 85g, 53T 110g, 56T 120g, 58T 135g2. BCD: 130 mm3. Material: aluminum alloy4. Diameter: 45T 195 mm, 47T 205 mm, 53T 225 mm, 56T 235 mm, 58T 245 mm5. Application: 14-inch folding bicycles are generally 45T/47T, 16-inch foldable bicycles generally do not exceed 53T, 20-inch foldable bicycles generally do not exceed 56T (adjust according to personal circumstances)6. Specifications: 45T, 47T, 53T, 56T, 58T7. Color: black, red, silver, goldFeatures:1. Fully hollow and lightweight design, lightweight and practical2. Full CNC cutting, strong and durable3. Thicker disc, better rigidity4. Positive and negative tooth design, not easy to drop the chain, arc transition of the connection position, not easy to accumulate sand5. Easy to installDescription:1. The larger the number of teeth of the disc, the larger the diameter, the faster the relative riding, and the harder it will be2. When choosing a disc with a large number of teeth, please make sure that its diameter will not rub against the frame, otherwise you need to replace a longer bottom bracket3. Change the large number of teeth disc, the chain must be lengthened4. Please make sure that the BCD is 130 mm5. BCD is the circle surrounded by 5 holes of the crank. The diameter of this circle is 65mm from the crank hole to the crank center. (Note the distance on the plane on the side of the chainring)

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Parameter:1. Weight: 45T 80g, 47T 85g, 53T 110g, 56T 120g, 58T 135g2. BCD: 130 mm3. Material: aluminum alloy4. Diameter: 45T 195 mm, 47T 205 mm, 53T 225 mm, 56T 235 mm, 58T 245 mm5. Application: 14-inch folding bicycles are generally 45T/47T, 16-inch foldable bicycles generally do not exceed 53T, 20-inch foldable bicycles generally do not exceed 56T (adjust according to personal circumstances)6. Specifications: 45T, 47T, 53T, 56T, 58T7. Color: black, red, silver, goldFeatures:1. Fully hollow and lightweight design, lightweight and practical2. Full CNC cutting, strong and durable3. Thicker disc, better rigidity4. Positive and negative tooth design, not easy to drop the chain, arc transition of the connection position, not easy to accumulate sand5. Easy to installDescription:1. The larger the number of teeth of the disc, the larger the diameter, the faster the relative riding, and the harder it will be2. When choosing a disc with a large number of teeth, please make sure that its diameter will not rub against the frame, otherwise you need to replace a longer bottom bracket3. Change the large number of teeth disc, the chain must be lengthened4. Please make sure that the BCD is 130 mm5. BCD is the circle surrounded by 5 holes of the crank. The diameter of this circle is 65mm from the crank hole to the crank center. (Note the distance on the plane on the side of the chainring)

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Parameter:1. Weight: 264/278/286/292 grams2. Length: 165/190/200/210 mm3. Stroke: 35/50/53/53 mm4. Function: adjustable damping, compression adjustment, air pressure soft and hard adjustment, suspension lock5. Description: equipped with a pair of bushings, installation width 24mm, diameter 8mmFeatures:1. Lightweight design2. Beautiful and practical, durable3. Versatile4. Suitable for all kinds of harsh roads5. Easy to install

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Parameter:1. Weight: 264/278/286/292 grams2. Length: 165/190/200/210 mm3. Stroke: 35/50/53/53 mm4. Function: adjustable damping, compression adjustment, air pressure soft and hard adjustment, suspension lock5. Description: equipped with a pair of bushings, installation width 24mm, diameter 8mmFeatures:1. Lightweight design2. Beautiful and practical, durable3. Versatile4. Suitable for all kinds of harsh roads5. Easy to install

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Parameter:1. Weight: 264/278/286/292 grams2. Length: 165/190/200/210 mm3. Stroke: 35/50/53/53 mm4. Function: adjustable damping, compression adjustment, air pressure soft and hard adjustment, suspension lock5. Description: equipped with a pair of bushings, installation width 24mm, diameter 8mmFeatures:1. Lightweight design2. Beautiful and practical, durable3. Versatile4. Suitable for all kinds of harsh roads5. Easy to install

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Parameter:1. Weight: 264/278/286/292 grams2. Length: 165/190/200/210 mm3. Stroke: 35/50/53/53 mm4. Function: adjustable damping, compression adjustment, air pressure soft and hard adjustment, suspension lock5. Description: equipped with a pair of bushings, installation width 24mm, diameter 8mmFeatures:1. Lightweight design2. Beautiful and practical, durable3. Versatile4. Suitable for all kinds of harsh roads5. Easy to install

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Parameter:1. Weight: 264/278/286/292 grams2. Length: 165/190/200/210 mm3. Stroke: 35/50/53/53 mm4. Function: adjustable damping, compression adjustment, air pressure soft and hard adjustment, suspension lock5. Description: equipped with a pair of bushings, installation width 24mm, diameter 8mmFeatures:1. Lightweight design2. Beautiful and practical, durable3. Versatile4. Suitable for all kinds of harsh roads5. Easy to install

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Parameter:1. Material: aluminum alloy bracket + stainless steel outer ring2. Thickness: about 1.8 mm3. Diameter: 140 / 160 / 180 / 203 mm4. Weight: 83 / 109 / 136 / 176 g (corresponding to the upper diameter)5. Application: road bikes, mountain bikes, etc. (standard 6-hole installation, hole core diameter 44 mm)Features:1. Full CNC engraving and milling, electroplating and coloring, anti-oxidation2. Stamping and forming, high hardness, no abnormal brake sound3. Corrosion resistant, not easy to rust4. Hollow design, strong decontamination and drainage5. Beautiful and practical, simple and convenient installation

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Parameter:1. Material: aluminum alloy bracket + stainless steel outer ring2. Thickness: about 1.8 mm3. Diameter: 140 / 160 / 180 / 203 mm4. Weight: 83 / 109 / 136 / 176 g (corresponding to the upper diameter)5. Application: road bikes, mountain bikes, etc. (standard 6-hole installation, hole core diameter 44 mm)Features:1. Full CNC engraving and milling, electroplating and coloring, anti-oxidation2. Stamping and forming, high hardness, no abnormal brake sound3. Corrosion resistant, not easy to rust4. Hollow design, strong decontamination and drainage5. Beautiful and practical, simple and convenient installation

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Parameter:1. Material: aluminum alloy bracket + stainless steel outer ring2. Thickness: about 1.8 mm3. Diameter: 140 / 160 / 180 / 203 mm4. Weight: 83 / 109 / 136 / 176 g (corresponding to the upper diameter)5. Application: road bikes, mountain bikes, etc. (standard 6-hole installation, hole core diameter 44 mm)Features:1. Full CNC engraving and milling, electroplating and coloring, anti-oxidation2. Stamping and forming, high hardness, no abnormal brake sound3. Corrosion resistant, not easy to rust4. Hollow design, strong decontamination and drainage5. Beautiful and practical, simple and convenient installation

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1. Material: aluminum alloy2. Weight: 58 grams3. Application: single-speed folding car, etc.4. Purpose: reduce chain tooth feel5. Features: CNC processing and forging, not easy to deform, high strength, good hardness, not easy to rust, beautiful and practical, simple and convenient to install

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1. Material: aluminum alloy2. Weight: 58 grams3. Application: single-speed folding car, etc.4. Purpose: reduce chain tooth feel5. Features: CNC processing and forging, not easy to deform, high strength, good hardness, not easy to rust, beautiful and practical, simple and convenient to install

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1. Material: aluminum alloy2. Weight: 58 grams3. Application: single-speed folding car, etc.4. Purpose: reduce chain tooth feel5. Features: CNC processing and forging, not easy to deform, high strength, good hardness, not easy to rust, beautiful and practical, simple and convenient to install

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1. Material: aluminum alloy2. Weight: 58 grams3. Application: single-speed folding car, etc.4. Purpose: reduce chain tooth feel5. Features: CNC processing and forging, not easy to deform, high strength, good hardness, not easy to rust, beautiful and practical, simple and convenient to install

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1. Material: aluminum alloy + steel bearing2. Diameter: 11T about 41mm, 13T about 49mm3. Specification: use 4/5/6mm shaft guide wheel4. Weight: 8.8g for 11T, 13g for 13T5. Features: steel bearing, waterproof and dustproof, super durability, multi-color cool, embellish the car, simple and convenient installation6. Selection of guide wheels:- Try to choose the same size as the original guide wheel, there is no the same, you can choose a smaller one than the original guide wheel, but can not choose a larger one- The guide wheel and the tension wheel are not distinguished. Some rear derailleur original guide wheels and the tension wheel are different in size and can be replaced. The chain length needs to be adjusted.

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1. Material: aluminum alloy + steel bearing2. Diameter: 11T about 41mm, 13T about 49mm3. Specification: use 4/5/6mm shaft guide wheel4. Weight: 8.8g for 11T, 13g for 13T5. Features: steel bearing, waterproof and dustproof, super durability, multi-color cool, embellish the car, simple and convenient installation6. Selection of guide wheels:- Try to choose the same size as the original guide wheel, there is no the same, you can choose a smaller one than the original guide wheel, but can not choose a larger one- The guide wheel and the tension wheel are not distinguished. Some rear derailleur original guide wheels and the tension wheel are different in size and can be replaced. The chain length needs to be adjusted.

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