Perfect for elders, patients wheelchair front tyres.
Wear-resistant, oil-resistant, wide hardness range, environmentally friendly, high strength, high elongation, shock absorption.
Excellent resistance to compression and impact.
Original hub gap is 2 1/4,add 2 spacers for each side the gap can be added to 2.5 inch.
The wheel bearing is steel not plastics,long lift time.shaft size is 5/16.