HotCoat Hopper System - Coat numerous parts in the same powder without the need to stop to refill the powder cup. Hopper holds about 4 times more powder than the gun cup. Push-on connectors easily fit our (10198) HotCoat gun. Just connect to the cup lid tubes. 5' length provides good maneuverability. Easily cleaned with compressed air. To minimize cross contamination use a replacement hose (10298H). Made in the USA.