This box holds 2 semi or marine trolling motor batteries....
M&M Boys battery boxes are designed and built by demo drivers to withstand the rigors of a demolition derby. 
We use our products in our own derby cars. 
All of our battery boxes are fabricated from 12 ga steel. 
Unpainted, inside and outside.
This battery box has a hinged lid with a handle for ease in carrying. 
The batteries are completely enclosed inside the box. 
After placing the batteries in the box, cover them with a rubber floor mat or piece of styrofoam to prevent the positve posts from coming in contact with the lid. 
Dimensions: 13 3/4" long x 15-1/2" wide x 11" high.
Shipping weight 38lbs.