Features 1、Silent Operation: 2.5 inch casters are made of high grade materials, with low noise and a stylish appearance, bring you a comfortable and quiet environment. 2、Durable Load Bearing Base: The thickened support frame is made of strong PVC, PP, steel material, ensuring a large weight capacity and resistance to deformation. 3、Hardened Steel Hex Rod: The surface is galvanized for rust and damage resistance, not easy to deform and bend, and the installation is simple and convenient. 4、Steel Needle Brake Design: Designed with a steel pin brake, our swivel caster wheels seamlessly open and close whilst providing enhanced stability and preventing slippage. 5、Wide Application: These casters can be used for a variety of equipment such as instrument cases, toolboxes, workbenches, hand carts, trucks, and furniture. Specification Item Type: Swivel Caster Wheel Material: PVC, PP, Steel Size: Screw Rod: M10x15 Diameter: Approx. 65mm / 2.56in Wheel Width: Approx. 45mm / 1.77in Load Capacity: Approx. 30kg / 66.14lb Mounting Height: Approx. 75mm / 2.95in Package List 2 x Swivel Caster Wheels