10-Pack Black Plastic Chair 2" Caster - 12.2mm Dia. Stem-Black Plastic 2" Inch Caster Wheel with Stem and Brakes Pack of 10 Plastic Chair Casters Black Plastic Caster Wheel 2" Inch with Brake Stem for Chair Furniture. This 2 model features a 75lb load capacity and easy to attach to furniture with long screw stem 2" Inch Black Caster Bearing Chair Caster Step lock brake allows full control over mobility Material: Nylon Rubber Diameter: 2" Inch = 50mm Load Weight: 75LBS Length: 85mm Quantity: 10 Casters