Don't think too much, use 8inch-Lock-Caster-003 to get your DIY move and manuver around. This caster is rolled on a wheel that has 200mm diameter/7.874" inch inches. The thickness of the wheel is 50mm or 1.969" inch. The overall height of the caster is 240mm or 9.449" inch. This wheel caster can be mounted using a Top Plate with the dimensions of 115mm x 100mm and holes distance of 72mm x 85mm. The caster core is made of Aluminum and Polyurethane and has a Aluminum and Polyurethane tire with a low friction Double ball beaing. Here come the maximum load that should be applied on every wheel, remember to add safety factor, when calculating the load capacity 992 lb with a Side Locking type. Temperature range = -40 to 180 F. Enjoy our 8inch-Lock-Caster-003, we wish all the best in your project.