Specification Size :1/8"-27 NPTF Thread ,1/8" Body Size , 1.67" Length Minimize air inclusion and spillage. Flush face valves minimize air inclusion and spillage Compatible with Parker's SensoControl diagnostic equipment. Made of high-quality aluminum alloy,excellent solid with great rust and corrosion resistance,suitable for use with hydraulic or pneumatic systems Description 1 Pack PD222 Series 1/8"-27 NPTF Thread Size Steel Test Port and Diagnostic Equipment Quick Coupler with Female Pipe Thread, 1/8" Body Size, 1.67" Length .