Heavy weight capability and Durability made the wheel casters like the VXB00520050BNYF a must use, get your do it yourself object move around. And rolling on wheel that has 200mm diameter/7.874" inch. The wheel has a width of 50mm=1.969" inch. The caster dimensions heightwise is 240mm/9.449" inch. Mounted via a Top Plate that has the size of 115mm x 110mm x 6mm and the holes distance of 72mm x 85mm. The Double ball beaing design will enable the Polyamide (Nylon) tire to roll easily with a core made of Polyamide (Nylon). Bearing in mind that every caster wheel has the load capacity of 1543 lb with a Fixed type. Temperature range is -40 to 180 F. Buy the VXB00520050BNYF now, just add the quantity to basket and click on Checkout.