Hercules Strong Guard ST Tire is built tough for confident towing anywhere the adventure takes you. The Strong Guard ST Tires are made with high-tensile steel belts reinforced with 2 nylon cap plies, optimized footprint, and COOLCOURSE™ technology temperature control system, providing durability and dependability when in high speeds or towing heavy loads. Furthermore, the strong rib design features four circumferential grooves coupled with a strong center rib allowing for efficient water channeling and straight-line tracking.