TC Bros. Choppers USA Made Custom Chopper/Bobber Battery Box and electronics box that looks like a round oil tank. The electronics box is 4.5" diameter and has removable caps for hiding all of your wiring and ignition components while still having access to them. Mounts are already TIG welded in for you and mounting bolts are included. Kit is raw finish steel and ready to paint. Mounting straps for both the battery box and electronics box are included and ready to bolt or weld on. Battery box fits a 12N14 type battery perfectly. Can fit many models and applications! Battery Box dimensions: 4-1/4" W, 5-1/2" H and 5-7/8" L. Electronics Tank(fake oil tank) dimensions: 4 1/2" diameter x 8" long with caps installed.