Overall Dimension of Wheel (Diameter x Width) is 150mm x 24mm / 5.9 x 0.94, Center Bearing internal diameter is 8mm / 0.3 and the length of Axle Screws is 75mm / 2.95. (PLEASE check detailed dimension on the third photo before purchasing )Package includes 2 x Grey Front Replacement Wheels, 2 x Axles, easy and convenient to install without complicated steps, saving your effort and time.Made of high quality and environment-friendly rubber material, this set of solid replacement wheels is non-ip and dust proof with strong wear resistance and load bearing capacity.Wide application on disabled vehicles, healthcare vehicles, etc, compale with most wheelchairs, rollators, walkers or other replacement accessories with 6 wheels.This set of front wheel replacement will provide silent, smooth and light rolling over all surfaces, suitable for indoor and outdoor use, labor-saving, practical and long term to use.Choosing this set of 6 Inch Rubber Wheel Replacement for Wheelchairs, Rollators, Walkers and replace them easily and conveniently by yourself Specification:Material: Solid RubberColor: GreyOverall Dimension of Wheel (Diameter x Width): 150mm x 24mm / 5.9 x 0.94Internal Diameter of Center Bearing: 8mm / 0.3Distance Between Bearings on Both Sides: 40mm / 1.57Length of Axle Screws: 75mm / 2.95Total Weight: 700gPackage Includes:2 x Black 6 Inch Front Replacement Wheels2 x Axles Screws