Kac Gas Block Sight
Nov. 27, 2024
KAC Knight's Armament Company Locking FSGB Front Sight Gas Block KM21342 - NS Armory LLC KAC-KNIGHT'S ARMAMENT LOCKING FRONT FOLDING SIGHT, FITS SR15, SR16, M16, AR-15 WITH 0.750 INCH PRI folding front post, KAC folding rear aperture : r/aimdownsights Kac Gas Block Sight