Wagon Cart Wheel (30" and 24")This is a airless tire perfect for equipment, consisting of a thick rubber tread molded over 1 8" wall tubing. Features a load rating of 600 lbs per wheel and compatible with two different axle hub patterns: 5 on 4. 5" 5 on 5" 2" wide wheel, tread depth is between 3 16 and 1 4". Each bolt hole is large enough for a 1 2" fastener, center hub fits 3" shaft. Suggested use is to mount on the "outside" flat surface, if using the inside "dished" surface as