RockBros Carbon Fiber Bike Rear Derailleur Cage Pulley Kit 17T 12T Sram Kit
$109.99Price
Product Details:
Brand : RockBros
Weight: About 61g
Material: Full Carbon Fiber Frame
AL7075 Lightweight Pulleys Wheel
Model for:
SRAM Di2 : SRAM Etap Derailleur System
SRAM Mechanical : For SRAM Rival /Force /Red Derailleur System
Color