VXB004100TPR 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 30mm=1.181" inch. The Caster with the wheel from end to end is 130mm = 5.118" inch. This wheel caster can be mounted using a Top Plate with the dimensions of 93mm x 62mm and holes distance of 45mm x 72mm. The weehl core material is Thermoplastic Rubber and has a Thermoplastic Rubber tire with a low friction Double ball bearing. Bearing in mind that every caster wheel has the load capacity of 198 lb with a Swivel type. Temperature range is -40 to 180 F. Very important notice, you need to buy the VXB004100TPR in order to get one :).