Open Knee Wrap Stabilizer 5X Large Wheelchairs X Wide with battery One year warranty Two 1 inch urethane with battery One year warranty HCPCS Code: E0730* for TENS Unit HCPCS Code: A4595* for electrotherapy supplies Replacement Caster 3 x 1 1 4 * HD Casters Have Threaded Stem For Extra Security And Safety * All Single Wheel Castes Come With Removable Bolt And Locknut Allowing Disassemlby For Easy Cleaning And Removal Of Build Up Grime Thread Or Anything Else That Your Wheel Picks Up During Normal Usage * This Caster System Will Add Longevity To Your Casters * Swivel: Double Ball Bearing With Hardened Raceways For Extra Strength * Cover: Helps Protect Swivel Bearings * Construction: Heavy Guage Cold Rolled Steel Formed For Strength 5X Large * Fits knee circum 21 24 (measure slightly bent underneath knee cap) * Wrap design with velcro closure and open patella means comfort for tenderness or bruising on the kneecap * Has full length anterior opening popliteal cut out and unrestricted knee flexion * Side spirals give additional support * Captures body heat & increases blood flow * Allows skin to ventilate & release moisture * Measure slightly bent underneath knee cap * Color: beige * HCPCS Description: Knee orthosis elastic knee cap prefabricated includes fitting and adjustment