Wheel Diameter: 4", 5", 6", 8"

Wheel Tread Width: 2"

Weight Capacity: 4"- 800lbs, 5"- 1000lbs, 6"-1200lbs, 8"-1400lbs Wheel Type: Phenolic Wheel Durometer: Shore D 90(+/-5) Bearing Type: 1/2" Roller Bearing Temp Range: -50° to 250°F