Features1[Reduced Resistance] The smooth and rounded surface of the wheels can greatly reduce the resistance of the ground, making walking easier. 2[Metal Bearings] The metal ball bearing of the wheel makes the wheel more durable, with better bearing capacity and less deformation. 3[Rubber Wheel] The outside of the wheel is made of rubber, which has better anti skid performance and is more wear resistant, so you can use it with confidence. 4[Easy to Install] These roller assemblies are quick and easy to install, and you can get your wheelchair rolling again in just a few minutes! 5[Wide Application] These roller assemblies are mainly suitable for the replacement of the front wheel of a wheelchair and can also be used for a walker.SpecificationItem Type: Rubber Wheel ReplacementMaterial: Rubber, metalDiameter: Approx. 15cm / 5.9inThickness: Approx. 2.5cm / 1inShoulder Width: Approx. 5cm / 2inPackage List2 x Rubber Wheel Replacement