This nylon bristle brush is designed to clean D type Sankey Couplers, the type of couplers used by virtually all American breweries, large and small. Handy design cleans both the beer and gas barrels of the coupler. 8.5" overall length, base brush diameter 5/8"
This makes cleaning the keg coupler so much easier and quicker. A great product at a great price. A must have.