1. 4.10/3.50-6 wheel barrow tyre ; 2.pneumatice wheel ; 3.natural rubber tube ; 4.plastic or steel rim ; 5.ply rating : 2 ... 4 4.10/3.50-6 wheel barrow tyre ;good price ;Best quality ;Good supplier;natural rubber; Qingdao Dongxu Special Hand Truck CO ... exporting all kinds of wheel barrow, hand trolley, platform hand truck, tool carts, tools, wooden dolly/moving dolly, rubber wheel ,spoke, rim, tire , ...