Stronger than steel at about half the weight.Perfect for that lightweight rifle build.Extra length designed for the three positions BAD-ATG Grip.1.5in Threaded Length (Standard AR15 Grip Screw is 1in Long)1/4-28 Thread PitchSocket Head Cap Screw3/16in Hex Socket DriveFits BAD-ATG Adjustable Tactical Grips
*Not for standard AR15 style grips*
