XSMYdpuk Set Of 2 Wheelchair Wheel 20in 22in 24in Wheelchair Rear Wheel, Polyurethane Solid Tire Rear Wheelchair Wheel Assembly, Wheelchair Rear Wheels Replacement with Bearings (Size : 20in(51cm)*13

Rear Wheel Hubs: The wheel hubs are made of thickened ABS nylon material with strong load-bearing capacity, which further increases the shock-absorbing capacity of the wheel hubs, and at the same time improves the load-bearing capacity of the wheel hubs. Anti-skid tread: The wheel tire tread is designed with anti-skid texture, which can enhance the anti-skid property of the wheelchair and easily cope with all kinds of road surfaces, and the anti-skid tread on the surface of the tires can provide better grip. Rear Wheel Tires: The wheels are made of high quality solid polyurethane tires, which are strong, durable, lightweight and wear-resistant, shock absorbing and cushioning, with a long service life, and can be adapted to a variety of road surfaces. Size: 51cm(20in), 56cm(22in), 60cm(24 in), Hole I.D.: 12mm(0.5in), various sizes for your choice, suitable for most manual wheelchairs. Easy to install: unscrew the old wheelchair parts, just insert the parts into the screws and tighten the nuts, saving time and labor, replace the new parts, comes with mounting threaded rod, suitable for wheelchairs with mounting holes of 12mm (0.55 in)