13 mm.(1"-12UNF)M - 3/4"NPTM 1000 Bar Product description Adapter various applicationsConnections : 13 mm.(1"-12UNF) Type M male (hose) - 3/4"NPT maleDimensions : Hex 1-1/8" x 1.968" ( ± 50 mm.)Material : st. steelPart number : 20-019-004