- Polyurethane tread on cast lron wheels
- Axle Bore :1/2", Hub Length: 2-7/16", Bearing Size: ¾”Roller Bearing
- Wheel Diameter Ranges: 4"/5"/6"/8", Wheel Tread Width: 2”
- Durometer: 75 Shore A (+/-5), Temp Range: -40F to 180F
- Weight capacity ranges : 4"wheel: 800 lbs. 5"wheel: 1000 lbs. 6"wheel: 1200lbs. 8"wheel: 1500lbs.