These adjustable battery brackets make it quick and easy to mount a battery into your application! Works great for mounting an auxiliary battery along with our universal power hub for a remotely mounted dual battery system, or use them as a stand-alone battery in any vehicle including a boat, RV, truck, SUV, or heavy equipment. They are adjustable for the Length and Height, and designed to work with any battery that is approximately 6.8" Deep. There are lots of batteries on the market that are close to 6.8" Deep, giving you lots of flexibility!