Powderkeg LLC SD-700-B Dry Storage Box for Ski-doo 2008 + Xp, XS, XM, and REV GEN 4 cahssis sleds. This is a low profile 1800 cu. inch (29.7 liter) drybox. It has a weatherproof lid, bulletproof latches, and is built like a tank. This is also available as a combo with fuel pack.