Fixed Wheels for Walkers with Rear Glide Tips - Weight capacity: 300 lbs, 5" Wheels: More cushioning and improved maneuvering over uneven surfaces Help users perform daily activities with less effort and fewer steps. Wheel rims made of durable, easy-to-clean polypropylene; tires made of thermoplastic rubber for increased durability. Both wheels and bearings are corrosion-protected. Fits Invacare Walkers