Mounting 5inch-Lock-Swivel-Caster-007 is the solution of making your project to move around by pushing. This caster is rolled on a wheel that has 125mm diameter/4.921" inch inches. The thickness of the wheel is 50mm or 1.969" inch. The Caster with the wheel from end to end is 166mm = 6.535" inch. This wheel caster can be mounted using a Top Plate with the dimensions of 100mm x 115mm and holes distance of 75mm x 85mm. Rolling with a wheel core material of Polypropylene core and Thermoplastic Rubber and a Polypropylene core and Thermoplastic Rubber tire rolled over Double ball beaing. Bearing in mind that every caster wheel has the load capacity of 507 lb with a Swivel and Center Locking type. Last and not least the temperature range = -40 to 180 F. Enjoy our 5inch-Lock-Swivel-Caster-007, we wish all the best in your project.