Coaster Brakes - SF-CT03
Spoke holes:16H 20H 28H 36H 40H, Axle:3/8", O. L. D.:109~114, Sprocket:16T 18T 19T, Finish: CP ED - details see: https://www.vehicleto.com/coaster-brakes-10012681
Brand Name: Shunfeng | Model Number: SF-CT03 | Place of Origin: China |