... dc-casters.com, PA is a kind of thermoplastic. Plastic Caster Wheels are impact resistance, seamless, non-staining, corrosion ... used in furniture wheels, small size are available, the Plastic Caster Wheels size are from 1’’ to 5’’, the ... PlasticsSteel Thickness: 3mmBearing: Double BearingWheel Materials: PAMode: Rigid, Swivel, BrakeSpecification:Wheel MaterialsWheel Dia.(Inch)Wheel Width(MM)Overall ...