cifications: 48TBED double cover x 170MM handle square hole, with 9/16inch pedal axle, chain cover,
Introduction: Compatible with 6/7 speed post change, installation recommendation: suitable for lithium battery/bicycle type lithium battery/bicycle etc.
Colour: black
Material: aluminum alloy
Package Contents:
1 x Crank set
Only the above package content, other products are not included.
Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.