[Product Specifications]
• Frame: 1.2M reinforced iron construction  
• Suspension: 0.8M iron shock-absorbing front fork  
• Control System:  
  - 0.8M iron handlebar with rubber grips  
  - Aluminum stem for lightweight strength  
  - Child-safe plastic brake levers  
• Wheelset:  
  - Aluminum rims with 14G galvanized iron spokes  
  - Double-layer rubber tires (inner tube + outer tire)  
• Safety Features:  
  - Iron side stand with non-slip design  
  - Plastic mudguards for splash protection  

[Additional Components]  
✓ Iron crank with plastic pedals  
✓ Plastic-shell saddle with iron base  
✓ Iron axle sleeves for durability  
✓ Baking varnish finish with decorative stickers  

[Manufacturer Advantages] 
✅ 10+ Years Expertise in children's bicycle production  
✅ 100+ Product Variants sold across China  
✅ Complete Product Range:  
  - Kids Bikes (12"-20")  
  - Mountain Bikes  
  - Components (Saddles/Pedals/Baskets/Forks/etc)  
  - Baby Ride-on Toys  
✅ Quality Assurance:  
  - Pre-production samples approval  
  - 100% final inspection before shipping