Description:

53T Single Speed Chain Ring Wheel with 130BCD Crankset and Hollow Screw Threaded Bottom Bracket BB
Made of high quality aluminum alloy material high strength, rustproof, solid but ultra-light
BCD: 130mm; Crank Arm Length: 170mm; BB: BC1.37-24T 38-73mm
Hollow bottom bracket sprocket wheel shaft for single chain mountain bikes, road, folding bikes.
Comes with 53T single or multi speed chainring chainwheel

Specification:

BCD: 130mm
Crank Arm Length: 170mm
Bottom Bracket: BC1.37-24T 38-73mm

Package Includes:

1 Set Bike Crankset with Chainring