Inquiry (采购产品): barbed fittings Do you make 5/16" barb by 3/8 MPT swivel fittings? Pref N.P. or stainless. usual order 500 pieces. See < www.airlinebyjsink.com > for application. **** Hidden Message ***** Joe Sink 34480 Company: The Air Line E-mail: airlinebyj@aol.com **** Hidden Message ***** airlinebyj@aol.com