Allows you to connect 3/8" or 1/2" ID tubing to the ball valve. 1/2" NPT threading will fit standard 1/2" fittings like ball-valves and older style bulkheads.
**NOT compatible with IsoFlow or EZ Clean bulkheads. Check your kettle before ordering. Call the Brewmasters at 1-800-681-2739 if you are unsure.