This False Bottom Hose Adapter Has a 1/2" to 3/8" Stainless hose barb. This comes with everything you need to attach your domed false bottom to the back of your KB bulkhead or spigot. You get a stainless 1/2" MPT to 3/8" barb piece, plenty of 3/8" tubing to make the connection, and 2 stainless steel clamps to hold everything in place.