1 Set Aluminium Alloy Rear Derailleur Hanger Extension Extender for Road Bike Mountain Bicyclesred

About this item

• Feature: 1. Used for lengthening the rear derailleur. Suitable for 40T42T46T50T mountain free wheel or 32T36T flywheel to lengthen the flywheel speed, and change speed more smoothly. 2. For rear brakes. Suitable for 40T42T46T50T downhill pulley or 32T36T flywheel, extend the flywheel speed, more smooth. 3. Lock screw material is 7075 aluminum alloy, lock torque is greater, with rolling groove. Lock firmly, solve the problem of vibration release. 4. Anodized surface color, resistant to weather and sun, bright color, make your riding more exciting, uniform color, better look. 5. Removing the limit point, it can adjust the rear derailleur flexibly, make the speed change more correct, improve the response speed of speed change, and solve the problem of slow speed change. 6. The surface is designed with rolling groove to increase friction. Specification: Condition: 100percent Brand New Item Type: Derailleur Extender Material: 7075 aluminum alloy + hand polishing Color: black, red (optional) Purpose: to extend the Derailleur Hanger Applicable: upgrade 3452T flywheel (used in mountain bicycleroad bike) Recommended torque value: 1520n.m Application: used for lengthening the Derailleur Hanger, suitable for 40t42t46t50t mountain free wheel or 32t36t flywheel, to lengthen the speed of flywheel and make the speed change more stable Package List: 1 Set of Derailleur ExtenderUsed for lengthening the rear derailleur. Suitable for 40T42T46T50T mountain free wheel or 32T36T flywheel to lengthen the flywheel speed, and change speed more smoothly. For rear brakes. Suitable for 40T42T46T50T downhill pulley or 32T36T flywheel, extend the flywheel speed, more smooth. Lock screw material is 7075 aluminum alloy, lock torque is greater, with rolling groove. Lock firmly, solve the problem of vibration release. Anodized surface color, resistant to weather and sun, bright color, make your riding more exciting, uniform color, better look. Removing the limit point, it can adjust the rear derailleur flexibly, make the speed change more correct, improve the response speed of speed change, and solve the problem of slow speed change.