2pcs 6 Inch Wheelchair Replacement Rubber Front Wheels for Rollator Walker Non-slip Casters Universal Fit Overall wheel dimensions (diameter x width): 150mm x 24mm / 5.9 x 0.94 inches Inner diameter of center bearing: 8mm / 0.3 inches Distance between bearings on both sides: 40mm / 1.57 inches Axle bolt length: 75mm / 2.95 inches Total weight: 700g Package includes: 2 x Gray front spare wheels 2 x Axle screws Made from high-quality solid rubber material, this replacement wheel set is durable, anti-slip, dustproof, and offers excellent wear resistance and load-bearing capacity. Designed for smooth, quiet, and effortless mobility on various surfaces, suitable for both indoor and outdoor use. Compatible with most wheelchairs, rollators, walkers, and other mobility aids requiring 6-inch wheels. Easy to install without complex tools or procedures, providing a reliable and long-lasting solution for everyday use. Specifications: Material: Solid Rubber Color: Gray Overall Wheel Dimension (Diameter x Width): 150mm x 24mm / 5.9 x 0.94 inches Center Bearing Inner Diameter: 8mm / 0.3 inches Distance Between Bearings: 40mm / 1.57 inches Axle Bolt Length: 75mm / 2.95 inches Total Weight: 700g