chilren folding bicycle

Rim size: from 12”14”16”18”20”Bike frame: steel and painting, thicker argon-arc welding/CO2 welding Bike fork: steel and painting, CO2 welding steel/suspension fork Rim:12”/14”/16”/18”/20” steel alloy or aluminum Handle bar and stem: CP, argon-arc welding 22x0.8-1.2mm Tyre: 12”x1.75, 16”x1.75, 20”x1.75 or 1.95 2.125 air tyres or EVA tyres Chain wheel and crank: 12”24T x89/1628T x 102/20”28T x 127 CP/EDCrank: CP or ED or UCPBrake: F/R caliper brake or R band brake Flywheel: 16T/18T/20T brown/black/CPMudguard: steel,paiting or CPChain: full chain or 9 form chain cover Pedal: plastic,with reflector,without ball, PP/TPE/ALLOYSaddle: good leather, common or spring/plastic/imitation leather/ plate PVC TOPGrips: PVC/TPR/RUBBER Foam Color: red,green,yellow,black,blue and etc, any color you want Attachment: bag,helmet,flag,the covers of the wheels,training wheels