TECH’s non-reinforced, all rubber AP All-Purpose repairs are designed for use in both radial and bias tires. New compounding and thicker rubber resist the repair from dimpling through the tire injury. Available with grey cushion gum and Thermacure gum. TECH MP All-Purpose repairs are produced with a unique cross-weave reinforcement to repair larger injuries in the crown area of the tire with the use of the proper size TECH stem.