Bike Chain set Chainset + Crank Fixie 40T Alloy Square single or 5 6 7 8 speed
PROWHEEL Bike Crank Chain set 40T Alloy Square Taper Fit single or 5 6 7 8 speed. Made of durable alloy material and designed for square taper fit, this chain set is compatible with both single speed and 5-8 speed bikes.