Campbell Hausfeld 3/8" I/M Connector Kit (PA116800AV) 5 pieces including: 2 couplings, 2 plugs, and a coupler. 3/8 inch NPT Easy-connect plugs and couplers; ideal for setting up air hoses and air tools Ideal for outfitting a compressor with 3/8 inch adapters Designed to prevent corrosion for reliability and durability Finish your projects faster and easier with Campbell Hausfeld. The air power expert