UPDATED FOR RECOIL DURABILITY & ZERO RETENTION We have made several improvements since its initial release in 2016. We have made it more durable to withstand recoil and improved the ability to hold zero. Designed in Oregon. This GREEN dot comes with a Picatinny mounting base. CLEAR, CRISP SIGHT PICTURE WITH PICATINNY MOUNT Lenses are precision ground and polished to exacting geometries to virtually eliminate parallax and to provide a very clear, crisp sight picture. This GREEN dot comes with a Picatinny mounting base. Other handgun mounting plates are not included. DIRECT FIT FOR OPTICS-READY PLATFORMS It fits directly to Optics Ready pistols that do not need to remove rear sight such as Glock MOS, Springfield OSP. It also fits Canik using Canik-provided #1 mount. However, the front switch of the sight needs to be trimmed down 2mm. 3 MOA GREEN DOT WITH FULL ADJUSTABILITY 3 MOA. Fully windage and elevation adjustable and lockable. Unlimited Eye Relief. Multi-Illumination Settings. Powered by a lithium CR2032 battery (included). It is also compatible with various handgun mounting plates that replace rear sight dovetail. SHARES FOOTPRINT WITH POPULAR OPTICS ADE RD3-006, RD3-009, RD3-012, RD3-013, RD3-015 are designed to fit the slide/footprint of plates made for Vortex Venom, Burris Fastfire, Meopta, Docter, Insight, and Eotech MRDS. Any plate made for those brands also fits this sight. RD3-011 only fits Trijicon footprint.