Adapter fittings are generally used to allow connection of standard brake lines to the different sized ports used in dual master cylinders. Simply match the male side of the adapter to the port connection on the dual master cylinder and the female side of the adapter to the brake line connection to be made. Union tee for 3/16" brake line.

Axis 1 Length: .81 in
Axis 2 Length: 1.09 in
End 1 Minimum Diameter: 3/16 in
End 1 Type: Threaded
End 2 Minimum Diameter: 3/16 in
End 2 Type: Threaded
End 3 Minimum Diameter: 3/16 in
End 3 Type: Threaded
Material: Brass

Fairview Fittings: 144-3
Edelmann: 130333
Papco: D652-3A
CARQUEST: 130333
Weatherhead: 702x3
Dorman: 652B
FMSI Universal: 3471