Lewis Machine & Tool Gun Sights for Sale

Lewis Machine & Tool Company of the United States has offered dedicated iron gun sights since at least the early 2000s, including a fixed L8A rear sight used on the Mk18 Mod 0 program. Within gun sights, the brand is known for duty-grade steel BUIS and M203 launcher sights with A2-style positive adjustments; its flip-up variants are calibrated to 700 yards with dual windage knobs and turret-style elevation, and key models carry NSNs with documented service use across 5.56 and 7.62 platforms.