Wheel Replacement With Fork For Wheelchairs, Rollators, Walkers And More. Specifications: Model Number: ME531532 6 Inch ,7 Inch,8 Inch Inner Hole Diameter 8mm Wheel Replacement For Wheelchairs, Rollators, Walkers And More. Durable Solid Wheelchair Caster Wheel Replacement Compatible with Most Manual Wheelchairs on the Market. MADE TO LAST:Each Wheel is Made from a Strong, Durable Material Made to Perform Under Constant, Intense Pressure and Won't Crack, Go Flat or Scuff over Time. EASY TO ATTACH: With All Hardware Included, You Can Easily Attach to Most Walkers and Rollators. VERSATILE USE:Apply in Wheelchairs, Rollators, Walkers and More. MATERIAL:PU Environmentally Friendly Replacement Tire,non-slip and Wear Resistant. Metal Bead Bearing,durable and Long Lasting. . We are an international based seller that will ship your order from abroad, please at least a minimum 14 working days for delivery right now due to the ongoing delays in shipments globally.