Perfect refit accessories for your bike!
Features:
Durable aluminum alloy construction.
Easy installation.
Compatible with9， 10 speed flywheel.
Specifications:
Material: Aluminum alloy
Chainwheel teeth: 24-34-42T
Length of crank: 170mm
Total weight: 619g / 1.36lb
Package List:
1 * Crank
1 * Arm