Mash King Stainless Steel Filler Adapter Barb - 3/8" Replacement Part
The Mash King bottle filler uses a 304 Stainless Steel 3/8" OD barb adapter that can be easily threaded into its body. Due to its Stainless Steel construction, the adapter is capable of withstanding boiling water for cleaning purposes.
For ensuring a tight seal, it is necessary to utilize a silicone O-ring.