5″ High-Temp Phenolic Wheel With 1/2″ Plain Bore 1-3/8′ Hub 300 Lbs Capacity HT50GQ83 All load capacities are rated for room temperatures Phenolic resin filled with fiber glass for high-temperature resistance
5″ High-Temp Phenolic Wheel With 3/4″ Plain Bore 750 Lbs Capacity HT50JQ88 Phenolic resin filled with fiber glass for high-temperature resistance All load capacities are rated for room temperatures