Color:Silver GreySizes15, 17, 19, 21"Frame6061 Heat treated AluminiumForkHi Ten SteelHeadsetSealedShiftersShimano EZFireRear DerailleurShimano AltusFront DerailleurShimano TX51ChainsetShimano Altus 48/38/28Bottom BracketCartridgeChainHG50FreewheelShimano Cassette 11-32 8spHubsShimano RM30 rearRimsRyde ZAC-Pro Aluminium 36hSpokesStainless SteelTyresContinental Contact 700 x 42cBrakesShimano M422Brake LeversShimanoHandlebarRiser black finishStemAlloy multi positionGripsTriple Density ComfortSaddleCity Comfort W2SeatpostAlloy Micro 27.2mmPedalsNylon StreetWeight30.1 lbs