Perfect refit accessories for your road bike!

Features:
Durable CNC aluminum alloy construction.
Compatible with 9， 10 speed flywheel.
Compatible with road bike.

Specifications:
Material: Aluminum alloy
Chainwheel teeth: 39-53T
Length of crank: 170mm
BCD: 130
Total weight: 917g / 2.02lb

Package List:
1 * Chainwheel + Crank
1 * Crank
1 * Axle