This US Sankey coupler is made to work in tight spaces! It only sticks up about 3/4-inch above the top rim of the keg, so refrigerators with low overhead clearance aren’t a problem. The beer line and air line slide over hose nipples. This coupler will fit just about any beer brewed in North America. Click here for a complete list. Fits D System keg valves. In stock and ready to ship. Features: Low profile design for tight clearance installations. Works for most domestic beers. Click here for a complete list of beers. Fits D System keg valves. . . Specs: Chrome plated forged brass body. Chrome plated probe. Barb inlet for 5/16″ Inside Diameter gas hose. Barb outlet for 3/16″ Inside Diameter beer hose.