HMK Sales Brass Compression Tube Fitting, Union, Brake Line Adapter, Tube OD 1/4" (5 Pack);

-Dual couplings for joining two tubes of the same diameter

-Solid brass construction for durability and resistance to corrosion

-Back ferrules hold tubing tight within the body of the fitting while front ferrules hold tubing tight through the nut

-Compression connections on both ends to provide a leak-proof connection without the need for additional joining preparations

-Capable of joining a variety of tubing materials such as stainless steel, copper, and rigid and semi-rigid plastics and polymers