Bicycle Bike Rear Derailleur Extender Hanger Extension Frame Tail Hook Extend po
Cycling Bike Bicycle Rear Derailleur Hanger Extension Extender Frame Tail Hook Specifications: Condition:100% Brand New Material: Ultra light high quality aluminum alloy Optional color: Black, Red, Blue (As Pictures Show) Size: 62mm* 23.5mm*11.6mm (Approx) Hole distance: 40mm (Approx) Package Contents:1*Rear derailleur extension tail hook Features: *Made of high quality materials, durable and practical *MTB Road Bicycle Tail Hook Mountain Bike Alloy Rear Derailleur Hanger *Rear derailleur hanger extension adapter, which is tailored to match the 11-40 11-42 11-46T flywheel *When you shift gears, If there is friction between the maximum tooth disc and the large flywheel, or can not change to the maximum gear, you only need to add a rear derailleur adapter to the original rear derailleur hook *Applicable 40T 42T 46T flywheel installation, replacement of long retaining screws, make the expansion flywheel shifting smoother, mountain bike, road bike big flywheel modification tool. *Ultralight and won't add too much weight to your bicycle. *Easy installation, a direct replacement for the old or broken one. *The appearance is simpleļ¼generous and colorful. Note: *The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. *Please allow slight manual measurement deviation for the data.