... steel 3.competitive price 4.size:12" 16" 20" 12 inch baby bicycle 1. Rim Size: from 12" 16" 20"2. Bike Frame: ... steel and painting, co2 welding steel /suspension fork4. Rim: 12" 16" 20" steel alloy or aluminum5. Handlebar and stem: CP ... argon-arc welding Φ22X0.8-1.2mm6. Tyre: 12"x1.75, 16"x1.75, 20x1.75 or 1.95 2. ... container: 85% skd, 1pcs 1 carton, 12 1250 pcs ; 14 1070 pcs ; 16 950 pcs 50% skd, 1pcs 1 ...