Pro Line Series 1 Pack - 1/2" Non-Metallic Electrical Liquid Tight Conduit Straight Fittings - 5105012100-1 These Non-Metallic connectors are molded of Type Nylon 6 Lower Install Costs with Smooth Internal Surfaces for Easier Wire Installation O Ring and Steel Locknut INCLUDED For Indoor and Outdoor Use NO Threading of Conduit Required to Install NO Disassembly Required (Just Push Tubing onto Fitting)