This is the same drum that comes with the Extreme Tumblers Rebel 17. Includes: steel drum, rubber liner, rubber lid gasket, steel lid, and 6 nylon nuts. The drum is powder coated black both inside and out. The size of the drum is the same as the Thumler's Tumbler Model B drum. It measures 9" diameter with the inside 7.25" diameter hexagon shape. Length of the drum is 8.5". 5 year warranty.