4 Inch Steel Rim High Speed Sealed Bearings - RW Series Bearing Options:20mm Sealed Bearing Code: MSTP100/SP Load per Castor: making it light weight Urethane HT1280 Bearing Options:19mm Nylon Bushing

4 Inch Steel Rim High Speed Sealed Bearings RW Series Bearing Options:20mm Sealed Bearing Code: MSTP100 SP Load per Castor: making it light weight Urethane HT1280 Bearing Options:19mm Nylon Bushing Code: MSTP100 SP Load per Castor: 180kg Wheel Diameter: 100mm Wheel Width: 30mm Bearing Type: Plain Bore Wheel Material: Super Tuff Monolithic Overall Height : 128mm Swivel Radius: 92mm Plate Size: 100mm x 85mm Bolt Hole Spacing: 80mm x 60mm Bolt Hole Size: 9mm Code: WCN75 H TB Load per Castor: 80kg Wheel Diameter: 75mm Wheel Width: 35mm Bearing Type: Plain Bore Wheel Material: Nylon Overall Height : 107mm Swivel Radius: 105mm Bolt Hole Size: 10