Used to repair medium to large truck tubeless tires 17″ and up (GVW 4,000- 40,000 lbs.). Total rubber saturation protects against air loss, ply separation and wire cord corrosion around site of repair. Rubberized nylon cords in repair plug conform to shape of puncture. These permanent plugs have been proven safe and effective for the life of the tire. Suggested uses: STRYKER, SEMI, LMTV, MTV’s- materiel handling equipment, tractor wrecker, and dump truck model-HEMTT, PLS tractors, armored/HMMWV, etc. Kit contains 30-8″ permanent plug repairs packaged in sand/waterproof resealable bags. Used with SS-KTP and SS-KTPXB repair kits.