NOCO BT24S Group 24 HD Battery Tray for Automotive, Marine and RV Batteries Extreme-duty battery tray for Automotive, Marine, RV batteries and more; designed for a single group 24 battery Military grade battery hold-down strap; 42 inches water resistant nylon webbing and heavy-duty buckle withstands a tensile load of over 120 kilograms force Certified and tested; meets United States Coast Guard (USCG) Code of Federal Regulations 183.420 and American Boat and Yacht Council (ABYC) E-10.7 specifications Designed for abuse; impact resistant down to minus 20 degrees Fahrenheit, withstands acid, gas, oil and other contaminants, and immune to UV exposure Keeps your battery safe; keeps your battery securely mounted and limits battery movement with its included battery strap