Heavy-Duty Battery Holder for Group 31 Batteries. This robust battery holder is designed to provide maximum security and durability for your Group 31 batteries. Perfect for off-road vehicles, trucks, or hot rods, this product ensures your battery stays firmly in place no matter the terrain. Engineered Fit: Specifically designed for Group 31 batteries, offering a perfect fit and secure installation. Extreme Durability: Constructed from heavy-duty 14-gauge steel with a 1/8? Thick steel hold-down strap to prevent battery movement and damage. Complete Installation Kit: Comes with all necessary mounting hardware for a hassle-free setup. Ready-To-Install: Features a durable black anti-rust coating applied at the factory, eliminating the need for additional painting or sealing. Built For Demanding Applications: Ideal for performance cars, marine use, or RV deep-cycle batteries, ensuring professional-grade performance in all conditions. This heavy-duty battery holder is your go-to solution for reliable battery management in any challenging environment. Invest in quality and keep your power source secure!