Brass Adapter, Female(3/8-24 Inverted), Male(9/16-18 Inverted), 1/bag

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. Use For Adapting A 9/16-18 Inverted Port To A 3/16" Domestic Brake Line.