Screw for Sharps Tang Sight, 4-.7mm thread, bright steel to mount Sharps tang sight. These screws have a .270" diameter head for fit Italian manufactured tang sight base. Overall length of .365", and threaded shaft of .27".
Two of these screws are required! to mount a tang sight on an a 1863 or 1874 Sharps rifle by Pedretti, SILE, EMF, IAB, Powder River, or Marcheno or other rifles that use 4-.7mm metric screws..