The overall dimension of the wheel (diameter x width) is 150mm x 24mm / 5.9 x 0.94, the inner diameter of the center bearing is 8mm / 0.3, and the length of the axle screws is 75mm/2.95. (Please check the detailed dimensions on the third picture before purchasing<br>)<br><br>Package includes 2x Gray Front Spare Wheels, 2x Axles, easy and convenient to install without complicated steps, saving your effort and cost. time.<br><br>Made of high quality and environment-friendly rubber material, this solid replacement wheel set is anti-slip and dustproof with strong wear resistance and load-bearing capacity.<br>Wide application on handicapped vehicles, health care vehicles, etc., compatible with most wheelchairs, walkers, walkers or other replacement accessories with 6" wheels.<br><br>This front wheel replacement set will provide a quiet, smooth and light ride on all surfaces, suitable for indoor and outdoor use, economical, practical and long term to use<br><br><br><br>Choose c and 6 inch rubber wheel replacement set for wheelchairs, rollators, walkers and easily and conveniently replace them on your own<br><br><br>Specification:<br><br><br>Material: Solid Rubber<br><br>Color: Gr ey<br><br>Overall Wheel Dimension (Diameter x width): 150mm x 24mm / 5.9 x 0.94<br><br>Center bearing inner diameter: 8mm / 0.3<br><br>Distance between bearings on both sides : 40mm / 1.57<br><br>Axle bolt length: 75mm / 2.95<br><br>Total weight: 700g<br><br>Package includes:<br><br><br>2 x 6 inch black front spare wheels2 x axle screws