Chazcool Derailleur Hanger Extender, Rear Derailleur Hanger, Extension Bike Frame Tail Hook Extender for 34T-52T

Chazcool Derailleur Hanger Extender, Rear Derailleur Hanger, Extension Bike Frame Tail Hook Extender for 34T-52T

• 【 DURABLE MATERIAL 】 : The bicycle rear derailleur extender is made of high-quality aluminum alloy, CNC processed, sturdy, durable, corrosion-resistant, and has a long service life.
• 【 HOLLOW OUT DESIGN 】 : The mating surface of the tail hook adopts radial grooves, which is lightweight and beautiful, and can also increase friction, solving the problem of looseness caused by vibration during cycling and ensuring its strength.
• 【 APPLICATION EFFECT 】: Structural upgrade, accurate adjustment, and improved variable speed response speed. Remove position restrictions and increase the range of fine adjustments to make adjustments easier.
• 【 ADAPTATION 】 : Our rear derailleur handler is used to extend the rear derailleur and is suitable for retrofitting 34-52T large flywheels on mountain or road bikes. With a total length of only 50.8mm, it has high compatibility and stability (short center distance affects compatibility; long center distance affects stability).
• 【 LIGHTWEIGHT SPECIFICATION 】: This frame gear hook extender weighs only 22 grams/0.78 ounces, making it very lightweight. You can carry it with you at any time and replace it directly at your convenience. It is a great accessory for bicycle enthusiasts.