4" Caster Wheel 551 Lbs Fixed Polypropylene Top Plate Mount #MaValle La Valle de Saint Sauveur. 4" Inch Caster Wheel 551 pounds Fixed Polypropylene Top Plate VXB0045100PPF Medium Duty Wheel Diameter= 100mm Wheel Width= 40mm Wheel Diameter= 4" Inch = 100mm Overall Height= 140mm Overall Height Inch= 5. 512" Mounting Type= Top Plate Top Plate Size= 110mm x 100mm x 4mm fork: 3. 5mm Hole distance= 85mm x 75mm Wheel Core= Polypropylene Tire= Polypropylene Bearing type= ball bearing Load Capacity= 551 lb Mounting= Fixed Temperature Range= 40 to 180 F VXB0045100PPF is a device comprising a wheel that's connected to the base of a huge object like a trailers, your home furniture, even your truck to transfer the item more quickly and readily. them. You need {Item Name} to have your office desk, equipment or even a machine to easily roll them around. And rolling on wheel that has 100mm diameter 3. 937" inch. The wheel has a width of 40mm=1. 575" inch. Overall height of the wheel caster is 140mm = 5. 512" inch. Top Plate is the method of installing the caster to your equipment, here are the dimensions 110mm x 100mm x 4mm fork: 3. 5mm with the holes distance of 85mm x 75mm. The weehl core material is Polypropylene and has a Polypropylene tire with a low friction ball bearing. Bearing in mind that every caster wheel has the load capacity of 551 lb with a Fixed type. Environment temperature range is 40 to 180 F. Very important notice, you need to buy the VXB0045100PPF in order to get one :).