Holosun ARO Red Dot Sight Green 2 MOA Dot with Picatinny Mount Matte Black

The Holosun ARO (Advanced Rifle Optic) Red Dot Sight is an advancement on the popular Holosun 20mm 403 and 503 series optics. The ARO features an all-new 22mm housing design that mates perfectly with Holosun magnifiers and includes an all-new 1.63" lower 1/3 co-witness pedestal mount. ARO is available as a 2MOA dot only or with the Holosun Multi-Reticle System (MRS) in Red, Green, or Gold. FeaturesUp to 50,000 Hour Battery LifeShake Awake Technology with Last Setting RecallIP67 Waterproofing50 MOA Travle Range10 Daylight and 2 Night Brightness Settings0.866" Window Size