Dixon 200-A-MI Unplated Iron Boss-Lock Type A Cam and Groove Hose Fitting, 2" Plug x 2" NPT Female Cam and groove fitting with safety clips that lock into lugs for a secure connection One male groove adapter end for connecting to female cam couplers and one NPT female threaded end for connecting to an NPT male threaded connection (Type A) Unplated iron for strength, malleability, and ductility