Our Stainless Steel Drop Down Battery Box For Group 24 Batteries allows you to mount your battery on the frame or replace your existing frame mount battery box with one of our newly improved stainless steel battery box. Features include stainless steel construction and a drop out bottom for easy battery maintenance. Accepts Optima and group 24 batteries (L:10-1/4", W: 6-13/16", H: 8-7/8"). Note: battery not included. Includes all hold down hardware.