1. Premium Material: Made of aluminium alloy, this pair of crank arms are of high strength and deformation resistance.
2. Standard Precision: Ensure ultimate chain retention, Increase service life, and reduces friction and noise.
3.No Overlap: There is no overlap between crank arm and chain ring bolt and only fit for single speed bikes.
4. Come with Bottom Bracket Cover and 4 Bolts for free( Bottom Bracket & Chain Ring Not Included).
5. An ideal replacement for bike repair, compatible with Shimano, Sram, Sunrun, etc.
Material: Aluminium Alloy
Color Options: Black; Red; Blue; Gold
BCD: 104 mm
Arm Length: 170mm
Fit for: Single Speed Only – SHIMANO; SRAM; SUNRUN; etc
Weight: Approx. 770g
See larger image