Item Type: Wheel for Wheelchairs_x000D_ Material: PU_x000D_ Size: _x000D_ Wheel Diameter: Approx. 16.5cm / 6.5in_x000D_ Thickness: Approx. 2.5cm / 1in_x000D_ Shaft Shoulder Width: Approx. 5cm / 2in_x000D_ Fitment: Suitable for 6 inch wheelchair tires 1Easy Installation: Can be easily installed on wheelchair, suitable for 6 inch wheelchair tires, thickened wheel hub, strong bearing capacity. 2Exquisite Workmanship: Attention to details, can be rolled gently on all surfaces, suitable for home, outdoor activities, shopping and other scenarios. 3Replacement Accessory: Comes with screws with installation, easy to remove. Wonderful replacement for the old or broken one, simple and practical for use. 4Multiple Applicable Place: Important and necessary wheelchair accessory, suitable for most electric wheelchairs, suitable for home, hospital and wheelchair store. 5PU Material: Wheelchair wheel is made of excellent PU material, safe and eco friendly, non slip and wear resistant, not easy to deform, durable for use. 2 x Wheel 2 x Screw Please allow slight error due to manual measurement. Thanks for your understanding.