Add to Cart Compare RuffStuff Optima Battery Box | Single | Light Weight | by RuffStuff $62.00 Battery Box/Tray. Made for the Optima 34/78 battery W: 6.94" L: 10.06" H: 7.88" RuffStuff made these with the Fabricator in mind. The box is made of 1 piece of steel, no welds needed! They made them... $62.00 Add to Cart Compare