bmx bike: 12*2.125 air tire ABS RIM&EVA TIRE 12* ... .Bparts:5pcsRim: steel Mudguard: PlasticTyre:air tireChain: 9-type chainHandlebar and stem: CP, argon-arc weldingBrake: F/R Caliper BrakePedal: plastic ... , with reflector, without ball,Saddle :leather, commonFork: steel and painting, co2 welding steelCrank: one piece EDColor: pink,purple,etc ...