Kaesi 170mm Left Right Square Hole Crank Crankset Bicycle Modificat...

Kaesi 170mm Left Right Square Hole Crank Crankset Bicycle Modification Accessories For Road Mountain Bike Description: Standard precision machining ensures chain retention and increases its service life. This product is a nice replacement for the old or broken ones of your mountain bike crank arm. Made of aluminum alloy, the crank is sturdy, durable and safe to ride. Shaft has high strength and strong compatibility. The length of the product is 17cm and the width is 7.4cm. The outer disc specification is BCD 104mm, inner disc specification is BCD64mm. It is suitable for outdoor riding. It is compatible with single disk, double disk and three disk. Item Name: Crank Material:Aluminum Alloy Size Details: 17cmx7.4cm/6.69"x2.91" (Approx.) Notes: There is no mounting screw, it needs to be purchased separately. Due to the light and screen setting difference, the product's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 X Left Crank 1 X Right Crank