Homoyoyo P_b0936qsxxd Single Crank Set with 1 Cranks, 52T 170mm Black Crankset Single Chain Wheel Bike Accessories Crankarms for Mountain Road Bike 52t Crankset

other - This crank arm length is 170mm, fit for single speeds mountain bike. - It is make of aluminum alloy material, high strength and durability. - This crankset is a great bike replacement for your old or worn part. - Easy to install, our crankset is wear-resistant and durable for long time use. - Good for single speeds bikes, track road bike, fixed-gear bike,