1)Material Rim: Rubber, Hub: PP 2)OD: 200 mm 3)Width: 44 mm 4)Center Hole: 13 mm 5)Load: 60 kgs ModelOD (mm)Width (mm)Center Hole(mm)MaterialHub Matreial BearingLoad (kgs)UsageXC212004413RubberPPN/A60 Size and color can be customized made upon your requests. plastic wheels