Dual Master Cylinder Adapter 3/16 x 3/16 9/16-20 DUAL MASTER CYL AD

Dual Master Cylinder Adapter, Connection Size 1: 3/16 in, Connection Type 1: Male Inverted Flared, Connection Size 2: 3/16 in, Connection Type 2: Female Inverted Flared, Brass, 9/16-20 Thread