Cheap And Discounts 12 Inch Inner Tube 12 1/2x2 1/4(62-203) Inner Tube For 12 Inch Electric Bike Tire Kid Bike Electric Scooters 12.5x2.125 Tube Wholesale. Buy Directly From Merchant Shop1103776169 Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.