<p>This is a foam filled 3. 00-8 14" x 3" Primo Power Trax knobby tire. Fits Invacare 5 lug nut cap wheel TDX. Foam filled tires are Primo pneumatic tires filled with urethane foam. This tire will replace a standard tire on most 13" x 4" split rim 2 piece wheels. The bead to bead width is 1. 75" and the tread pattern is C248. Maximum rider weight is 250 lbs. New Solutions offers the largest wheelchair/scooter parts. The focus has always been on quality, cost and trying to do what is right. All the products are tested before they are introduced. Understanding the challenges involved and coming with quality innovative products and parts has been the main focus of the company and has grown to be the leading Brand for Wheelchair parts. </p><strong>Specifications</strong><ul><li><strong>Dimensions:</strong> 14" H x 14" W x 3" D</li><li><strong>Weight:</strong> 3 lbs</li></ul>