Mounted directly behind a reflex sight or red dot, the Sightmark T-3 Magnifier allows a quick and easy way to magnify your sight picture by 3x and provides an absolute co-witness. A straight tube magnifier a full .8" shorter than the model it replaces, the T-3 features a streamlined, low drag design, preventing the magnifier from snagging on equipment in important situations. Ideal for engagements up to 100 yards, if a close-range shooting scenario calls for no magnification, simply use the T-3's flip-to-side mount to rapidly transition between the optic systems Constructed of aluminum and provides improved brightness and resolution from fully multi-coated optics External windage and elevation adjustments align the reticle to the center of the T-3's point of view EOTech and Aimpoint compatible, the locking quick detach mount found on the T-3 lets the magnifier be quickly removed Sightmark T-3 Magnifiers include flip-to-side LQD mount, adjustment tools and manual