... .30; 20X2.125; 20X2.20; 20X1.95; 20X1.75 Chain wheelCP/ED 24T, 28T, 32T ,36T ,40T, 42T, ... 52TCrankCP or ED or UCPBrakeF/R Caliper Brake or R band brakeFlywheel, 16T, 18T,Mudguardsteel, painting or CPChainSteel, full chain or 9-form chain ... coverPedalRubber,steel,plastic. with reflector, without ball or with ballSaddleLeather,alloy ...