Collimator AT3 Tactical RD50 2 MOA 1" mounting

If you are looking for affordable electro‑optics, the AT3 Tactical RD50 reflex sight is an ideal choice, combining all essential features at a low cost. A durable machined‑aluminum construction, a precise 2 MOA dot and convenient brightness adjustment make the AT3 reflex sight an excellent fit for both an AR‑15 sport rifle and a hunting rifle. This version is supplied with a 1" height mount.

• Excellent target visibility and fast target acquisition
• A low‑profile form factor that is universal for many types of long guns
• Natural, both‑eyes‑open aiming for maximum dynamic shooting
• A precise 2 MOA dot with multi‑step brightness adjustment via an easy‑to‑use knob
• An unlimited eye relief, allowing use on a wide range of weapons
• Advanced lens coatings that reduce glare and increase brightness
• A dedicated AR‑15 mount that enables a 1/3 cowitness setup

The unit housing is made from anodized aluminum, providing low weight and high durability. Inside it houses a simple optical layout delivering true 1× magnification, making both‑eyes‑open aiming comfortable and natural. The low‑profile design means the sight does not significantly obstruct the field of view and makes target tracking easy.

AT3 Tactical RD50 — affordable electro‑optics for firearms

A 2 MOA dot allows precise aiming even at longer distances. The sight offers easy zeroing thanks to marked adjustment dials and a distinct click feel. Parallax-free performance ensures precision, while unlimited eye relief lets you use the sight from any shooting position on any weapon. Using the .83" height mount allows you to achieve a 1/3 cowitness setup, which is useful on platforms equipped with fixed A2‑height iron sights.