1.Size: 12” 14” 16″ 18” 20''
2.Bike Frame: steel and painting, argon-arc welding or CO2 welding Φ22X0.8-1.5mm
3.Bike Fork: steel and painting, co2 welding steel /suspension fork Φ22X0.8-1.5mm
4.Bike Crank:one piece crank ,CP or ED or UCP;
5.Part to tighten the seat tube: very easy to assemble and tighten;
6.Bike Brake: F/R Caliper Brake or R band brake or V brake or foot brake;
7.Bike Handlebar and stem: 4-points handlebar,CP, argon-arc welding Φ22X0.8-1.5mm;
8.Bike Tyre: 12″x1.75,16″x1.75, 20×1.75 or 1.95 2.125 2.4 air tires or EVA tire;
9.Bike Saddle: good leather, common or spring /plastic/imitation leather/ plate PVC
10.Bike Rim: 12″ 14″ 16″ 18″ 20″ steel alloy or aluminum or plastic;
11.Bike Chain wheel & crank: 12″24T×89/1628T×102/20″28T×127 CP/ED
12.Bike Flywheel: 16T/18T/20T Brown/Black/CP;
13.Bike Mudguard: plastic,steel ,CP;
14.Bike Chain: full chain or 9-form chain cover;
15.Bike Pedal: plastic, with reflector, without ball, PP/TPE/ALLOY;
16.Bike Paint: painting;
17.Color: red, blue, green, black etc. any color you like;
18.Attachments:flag, the covers of the wheels, training wheels, basket;
