Kids' bike 12" children bike 1. Rim size: from 12" 16" 20" 2. Bike frame: steel and painting, thicker argon-arc welding/co2 welding 3. Bike fork: steel and painting, co2 welding steel /suspension fork 4. Rim: 12" 16" 20" steel alloy or aluminum 5. Handlebar and stem: cp, argon-arc welding ª¦22x0.8-1.2mm 6. Tyre: 12"x1.75, 16"x1.75, 20x1.75 or 1.95 2.125 air tires or eva tire 7. Chain wheel & crank: 12"24tíß89/1628tíß102/20"28tíß127 cp/ed 8. Crank: cp or ed or ucp 9. Brake: f/r caliper brake or r band brake 10. Flywheel: 16t/18t/20t brown/black/cp 11. Mudguard: steel, painting or cp 12. Chain: full chain or 9-form chain cover 13. Pedal: plastic, with reflector, without ball, pp/tpe/alloy 14. Saddle: good leather, common or spring /plastic/imitation leather/ plate Pvc top 15. Grips: pvc/tpr/rubber foam 16. B.Bparts:3pcs b.B axle b.B cup 17. Paint: 3x/4x painting 18. Color: red, black, blue, green, yellow etc. Any color you like 19. Attachments: bag, helmet, flag, the covers of the wheels, training wheels 20. Packing: export standard packing skd/ckd/ab 85%skd/50%skd 1pcs/ctn or 4pcs/ctn 21. Green paint is good for health ; 22. We can manufacture the bag, the helmet and the cover of the wheels to match The bikes 23. Can make the new sticker according to customersí» demands Skd, ckd