Feyachi M37 1.5X - 5X Red Dot Magnifier with RS-30 Reflex Sight Combo Kit, Multiple Reticle System & Built-in Flip Mount

Longer Effective Range: Magnifier and red dot are designed to increase your effective shooting range. This optics magnifier adds 1.5X - 5X variable magnification to your standard red dot sight and maintains an expansive field of view with a comfortable 2.2-3.6 inches of eye relief. High Accuracy: red dot sight allows for accurate, both-eyes-open shooting. 5 red dot brightness settings provide optimal visibility in any light conditions. 4 different pattern reticles to meet various needs. Absolute Co-Witness: Reflex sight with Picatinny rail mount and magnifier with Flip to Side Mount Focus Adjustment, Absolute Co-witness with A2 front sight. Fast focus: 40mm reflex lens provides quick target acquisition, also a wider field of view to maintain situational awareness. Parallax corrected & unlimited eye relief. For magnifiers, focus adjustment on the eyepiece provides a fast focus ability that helps keep the image sharp and clear. Sturdy & Compatible: Tough & shockproof, the hard-coat-anodized machined aluminum construction ensures durability. Made of high-grade aluminum alloy which makes the red dot sight sturdy and lightweight.