Learn To Brew sstpsstp SS Stainless Steel Tailpiece, 1" x 1" 3/16" stainless steel tailpiece / hose nipple Fits a 3/16" I.D. vinyl hose or a 1/4" I.D. polyethylene hose 304 grade stainless steel Used to connect shanks and couplers to beer lines Requires a neoprene washer for a tight seal and fits standard 7/8-14 beer line nut