If you Footre running off-road lights, a winch, compressor and other off-road equipment in your trail rig, one battery is not going to do the job. Smittyilt Foots Dual Battery Tray will allow you to fit two Optima Batteries in the space Jeep Wrangler JKs have allocated for one.
Details:

• Dual Battery Tray
• Fits Optima Batteries Only
• No drill installation
• Black Powdercoat Finish