Amazon.com: Hooshing 2PCS 3/4" NPT Stainless Steel Nipple Male to Male Pipe Fittings for Brew Kit Home Piping : Industrial & Scientific
Nipple | SS316 | Import – Trupply LLC
Amazon.com: Hooshing 3/8" Male to 3/8" Male NPT Hex Nipple Stainless Steel 304 Threaded Pipe Fittings for Brew Kit Home Piping, Pack of 4 : Industrial & Scientific