Allows easy access to your Rough Country Portable Electric Cooler. Mounting platform keeps cooler secure. Ball bearing slides provides easy use. Safety latch ensures secure locking. Maximum Weight Capacity: Up to 250 lbs. Measures 31″L x 19″W x 2-1/2″H / 60.5ΓÇ¥ extended. Includes mounting hardware and 4 durable tie-down straps.