Interstate Pneumatics CPA665 3/8" Automotive Steel Coupler Plug X 3/8" Easy-lock

Interstate Pneumatics 3/8" Automotive Steel Coupler Plug x 3/8" Easy-Lock plugs are forged from tool steel, heat treated and zinc plated to increase hardness, durability and corrosion resistance. These plugs are interchangeable with the automotive (Tru-flate) standard series plugs produced by other manufacturers. Maximum operating pressure 300 PSI.