5 mm.(9/16"-18UNF) - 3/4"MPM 1500 Bar Product description Adapter various applicationsConnections : 5 mm.(9/16"-18UNF) Type M male (hose) - 3/4"MPMDimensions : Hex 1-1/8" x 2.312" ( ± 58,7 mm.)Material : st. steelPart number : 21-007-006