(TUN180) This item is geared for the person who already has a brew pot, mash tun or fermenter and wants to add a professional ball-valve connection. All you need to do is drill a 7/8" hole and the rest is just a few minutes of thread on assembly. Comes with Bulk-Head, Ball Valve and Barbed Hose Stem which will accommodate our 3/8 High Temperature Tubing.