kids bike 1. Size:from 12" to 20" 2. Frame:steel and painting,thicker argon-arc welding/CO2 welding 3. Fork:steel and painting, co2 welding steel /suspension fork 4. Rim:12"-20" inch steel alloy or aluminum 5. Handlebar and stem: CP,argon-arc welding 22X0.8-1.2mm 6. Tyre: air tyre or EVA tyre 7. Chainwheel&crank: 12"24T×89/1628T×102/20"28T×127 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. or produce according to your request 19. Attachments:bag,helmet,flag,the covers of the wheels,training wheels Packing: export standard packing,carton SKD/CKD/AB 85%SKD/50%SKD 1PCS/CTN or 2PCS/CTN CKD, 4 PCS/CTN Other:popular Sell,High Quality,Competitive Price,sticker is designed by professional persons our goods have win a high reputation enjoy good popularity at home or abroad,if you are interested in our goods,you can feel contact with us,we shall be glad to supply our best price and detailed information for you reference!