The PlumBite 1/2" x 1/2" x 4" Brass Repair Coupling is a straight-shaped coupler designed for repairing damaged water lines. Made of brass with a brushed brass finish, this coupler is suitable for use with CPVC and copper pipes in a SharkBite style connection. The set includes 12 pieces of 1/2 inch Plumbite repair couplings, providing durability and reliability in plumbing repairs. Please note that this product comes with a California Prop 65 warning.