Midland Metal 24061612 Straight Reducer, 1 in 37 deg JIC Female Flared x 3/4 in 37 deg JIC Male Flared, Steel

JIC Reducer/Expander, Connection Size 1: 1-in, Connection Type 1: Female JIC, Connection Size 2: 3/4-in, Connection Type 2: Male JIC, Steel, 1-5/16-12 x 1-1/16-12 Thread