Material : Ball caster wheels are made of PP material and consist of heavy duty steel construction (include 4 mounting sockets)Use antique gold finish casters wheel to DIY or repair your own furniture, enjoying DIY pleasure timeWith smooth surface and mute casters help you protect hardwood floor or carpet against scratchDimension and Loading Capacity : Each caster carry up to 55 lbs capacity . With 2inch diameter ball, 360 degree stem 0.31 inch x 1.5 inch/8mm x 38mm (W x L)Multi-application: Perfect for office chairs, sofas, cabinets , ottoman, coffee table, plant stands, shoe bins, toy bins and other furnitureColour: Green BronzeMaterial: PPSize: Wheel Diameter 50mm, Circlip Size: 8 x 38mmPackage Contents:4 x casters4 x Valve StemOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.