DB450Rv Smooth Inflatable Wheels 4.5in Pair
Smooth inflatable tires with positive seal air valves. Features two piece bolt together hubs and hub caps. Wheels can be inflated (or deflated) thru a tiny valve in the side of the tire. Axle diameter size 5/32 (4mm)
The air valves are a screw in type, please be careful not to push in the valve inside the tyre.