Burris Fastfire III Red Dot Reflex 3 MOA Sight, Picatinny Mount (Black) - 300234. Features a 3-MOA red aiming dot, which is big enough to see in the daylight but won't obstruct small varmints. Three brightness levels lets you set it to your preference, or switch it to auto and the light sensor will detect the amount of available light and adjust the brightness itself. The FastFire III is made of aluminum with a matte-black anodized finish, and is waterproof and submersible.
This sight comes with a Picatinny/Weaver rail mount, and mounts for a variety of rifles and pistols are also available that allow you to move the FastFire to other firearms. 0.8 x 0.6 objective lens window. Fully coated optics for increased light transmission.
3-MOA red dot with three intensity levels and an automatic brightness mode. 1 MOA impact point correction, 30 MOA per rotation travel. ±90 MOA windage and elevation adjustment range. Parallax-free from 10 to 150 yd. Matte-black corrosion and scratch-resistant anodized finish. Top-loading battery compartment enables battery changes without removing the sight. 0.8 x 0.6 (21 x 15 mm). 10 to 130°F (-25 to 55°C). 1.9 x 1.0 x 1.0 (48.2 x 25.4 x 25.4 mm). 0.9 oz (25 g).