This crank arm fixing bolts are manufactured with 6061 aluminum alloy. Fits the crankset of most mountain bikes with hollow shafts.

Features:
CNC Aluminum alloy construction.
Bright colors adds decoration.
Fits most mountain bikes with hollow shaft.
Install with 10mm Allen wrench.
Please refer to the size before you choose it.

Specifications:
Model: M18 / M20 (Optional)
Color: Black / Blue / Red / Gold (Optional)
Material: Aluminum alloy
Thread length: 10 mm
Size: 28 * 14 mm / 1.1 * 0.6 in
Package weight: Approx. 22 g / 0.8 oz

Package List:
2* Crank Arm Fixing Bolt