To meet the growing demand for fiber optic high-quality sights, LPA has developed the TTF series! The TTF sights are made of solid steel fabricated with CNC technology. Boost your weapon with a target set ttf fiber optic! Features: Compact and slim design precision adjustment for windage and elevation with solid screw-click Tapered dovetail for a strong locking in the gap existing hex wrench and screwdriver adjustment included in the package leaf and fiber optic sight with replaceable fiber insert included. Mfg: L.P.A. Sights