553 Tactical Red Green Dot Holographic Sight Scope Outdoors Sports Collimator Optics Reflex Sight for Accessories Fit 20mm Rail Mount

About this item Exquisite Technology: Multi-layer coated lenses and the latest design techniques are used to ensure a clear vision and shoot the aim without any shaking. Superior Material:equipped with shockproof and weatherproof materials, as well as metal frame, which will guarantee the sight can be used in severe environment. Easy to Use: the reticle color can be changed into red or green dot with one switch. There are 10 levels of brightness settings. Compact design: more space reserved for your rails, easy to use with magnifiers. Versatility: The sight is suitable for any 20mm tactical rails.