... .match with all kinds of bicycle5.a complete range of specification6.dependable performance7.a great variety of models8.courteous service9.durable ... 's bikeitem no:12" 16" 20"Frame :steel and painting, argon-arc weldingB.Bparts:3pcsRim: steel , plasticMudguard: steel, ... with reflector, without ball,Saddle :leather, commonFork: steel and painting, co2 welding steelCrank: CPColor: red,black,blue,etc. any ...