99 percent of the beers brewed in the United States and Canada use this D-system coupler. By far the most popular Sankey. Fits Budweiser, Michelob, Busch, Miller Lite, Milwaukee's Best, Coors Light, Killian's, Sam Adams, Pete's Wicked, Molson, Labatt, OV, Moosehead and lots more. Lever type handle. Fits D System keg tap valves. There are six different types of keg couplers used in the world today. Which one you need depends on which brand of beer you want to drink. In stock and ready to ship. Features: Works for most domestic beers. Specs: Fits D System keg taps valves.