HOLOSUN 507C-X2 RED MRSThe Holosun 507C X2 Red MRS is an open reflex pistol optic with a Multi Reticle System (MRS) offering a 2 MOA dot and 32 MOA circle. Solar Failsafe ensures reliability during battery failure, while Shake Awake technology activates the reticle with motion. The IP67 rated 7075 T6 aluminum housing withstands dust and submersion. Includes a CR1632 battery providing up to 50,000 hours of runtime and a side mounted battery tray for easy replacement.