Perko Chromalex Locking Gas Fill F/ 1-1/2" Hose
Chrome Plated Zinc AlloyBlack Plastic FlangeBlack Plastic Cap with StrapGround Screw IncludedCap Retainer and GasketLocking Cap has a Cover for the Key HoleFor Hose Size: 1-1/2"O.D. Flange: 3-1/8"Length of Neck: 1-7/8"Mounting Hole Dia.: 2-1/8"