... Twin Wheel Caster 1.MOQ:5000 pcs. 2.Material:Plastic and metal. 3.Wheel Diameter:30mm,40mm,50mm,60mm,etc. Gerbon's Funiture Twin Wheel Caster ... Product details:Material: NylonPA wheel+ ... standard hinge, soft close slide, standard slide, handle, caster, lock and other furniture fittings. If you're interested ...