NEW! ALPHA FOXTROT MODEL AF1911 IMPORTED BY USA, SERIAL NUMBER AT001291, SEMI, 9MM LUGER, BLACK (MATTE),With an added Holosun red dot. The HS507C-X3-GD rings a high-contrast gold Multi-Reticle System to the updated 507C-X3 platform, improving visibility against bright targets and complex backgrounds. Built on the RMR footprint with a reinforced 7075-T6 aluminum housing, it combines Solar Failsafe, Shake Awake, and a side-loading CR1632 battery for dependable performance with extended runtime.