The Crimson Trace CTS-1100 Electronic Sight is an illuminated 3.5x battlesight for rifles and carbines. Elevate your long gun's performance instantly with the superior field of view provided by a 3.5x magnification. The BDC reticle also allows you to engage targets at close, mid-range, and long distances. Installation is quick with an integrated M1913 Picatinny mount. This rugged battlesight also comes with Crimson Trace's 3 Year Limited Warranty and a part of the Free Batteries for Life Program. Features of CTS-1100 3.5x Battlesight w/ BDC ReticleFully Illuminated, Hybrid BDC Reticle3.5x Magnification for Superior Field of ViewAircraft Grade Anodized Aluminum MaterialAdjustment Range: >70 MOA; Adjustment Graduation: 0.5 MOA10 Levels of BrightnessIntegrated M1913 Picatinny Rail MountShock, Dust, Impact, Water, Recoil, and Fog ResistantWarranty: 3 Year Limited Warranty and FREE Batteries for Life guarantees a lifetime of performance Crimson Trace CTS-1100 Illuminated 3.5x Battlesight with BDC Reticle for M1913 Picatinny Mount Rifles, Electronic Weapon Sight