Osight K Reflex Red Dot Sight 1x 21x14mm 6 MOA Dot Black

Osight K Reflex Red Dot Sight 1x 21x14mm 6 MOA Dot Black. Compared to its predecessors the Osight K uses an easily replaceable battery so you're always ready to go without waiting for a charge or dealing with the hassle of a charging cover. The Osight K offers 10 brightness settingstwo optimized for night vision and eight for daytime use. The aspherical lens provides zero distortion and parallax-free performance delivering exceptional clarity through the large window for quick target acquisition