Turndown Spout Used for direct dispensing this Stainless Steel Turndown Spout 90 degrees. When fitted to a cask tap the turndown spout enables you to dispense directly into a glass. This is an ideal way of traditionally serving cask ale.All Harry Mason Turndown Spouts are also available in 3/4 BSP, L (London) and Y (Yorkshire) thread and are available in 1/2'', 3/8'' and 5/8'' diameter. Please note that you will also require a Cask Nut to attach the turndown spout to your cask tap.... (Read more)