Thumler's Tumbler Model B No. 140 is the standard of handloading experts. The tumbler,Model B, No 140 will a receive discount of 20% at the SHOPPING CART. The Model B, is a heavy duty, professional quality 15 pound capacity tumbler. The lid is tightened by the use of wing nuts and will be easy to use. Features larger, more powerful motor-continuous duty, fan-cooled with overload protection. Recommended oil for the bearings is SAE20 wt. electric motor oil. Steel hexagon barrel with removable rubber lining for long, efficient and quiet operation. 5 year guarantee on barrel and liner. Extensively used by serious hobbyists, laboratories, schools & industry for an unlimited variety of tumbling and mixing operations. For parts and accessories see the category "Lapidary Parts and Supplies", or e-mail for assistance. Shipping weight 18 lbs. FOB Powell, WY