Holosun ARO Advanced Rifle Optic 1x22mm Reflex Red Dot Sight Green 2MOA Dot Reticle w/ HM3X Magnifier Black ARO-CORE-GR2 & HM3X. With a refined 22mm window Shake Awake and included mounting options its built to perform across rifles and PCC platforms without adding unnecessary complexity. Specifications for Holosun ARO Advanced Rifle Optic 1x22mm Reflex Red Dot Sight w/HM3X Magnifier: Manufacturer: Holosun Color: Black Fabric/Material: Aluminum Magnification: 1 x Magnification Type: Fixed Objective Lens Diameter: 22 mm Reticle: 2 MOA Dot Illumination Type: LED Brightness Settings: 12 Eye Relief: Unlimited Adjustment Type: MOA Adjustment Click Value: 0.5 MOA Emitter Type: Enclosed Field of View Angle: 7 degrees Battery Type: Lithium Metal CR2032 Battery Life: 50000 hours Water Resistance Level: IP67 Weight: 13.18 oz Base/Mount Type: QD Mount Features of Holosun ARO Advanced Rifle Optic 1x22mm Reflex Red Dot Sight w/HM3X Magnifier: 2 MOA Dot Reticle: Bright red 2 MOA dot delivers a clean aiming point for fast target acquisition and precise shot placement. 3X Magnification Capability: Includes the HM3X magnifier for instant transition between close-range speed and extended-distance precision. Flip-to-Side Magnifier Mount: Quick-release flip mount allows rapid switching between unmagnified and magnified shooting without removing equipment. 22mm Optical Window: Refined 22mm objective provides a clear sight picture and improved situational awareness in a compact optic body. Shake Awake Technology: Motion-activated illumination powers the optic instantly while automatically shutting off during inactivity to preserve battery life. Side-Loading Battery Tray: CR2032 side tray allows quick battery replacement without removing the optic from the rifle. Manual Brightness Control: Ten daylight and two night vision-compatible brightness settings allow precise reticle intensity adjustment for any lighting condition. Dual Mounting Options: Includes both a 1.63-inch lower 1/3 co-witness mount and a 1.05-inch low mount for flexible rifle setup compatibility. Durable Aluminum Construction: Both the optic and magnifier feature rugged aluminum housings built for long-term durability and field reliability. All-Weather Performance: IP67-rated optic and sealed magnifier construction provide dependable performance in harsh weather and demanding environments. Package Contents: Holosun ARO Advanced Rifle Optic 1x22mm Reflex Red Dot Sight w/HM3X Magnifier 1.63 in Mount 1.05 in Mount HM3X Lens Cloth Multi-Tool Manual Warranty Card Holosun ARO-CORE-GR2 & HM3X: ARO Advanced Rifle Optic 1x22mm Reflex Red Dot Sight Green 2MOA Dot Reticle w/ HM3X Magnifier Black