ilauke Hunting 3x Tactial Impact Magnifier Scope Sight with Flip-to-Side 20mm Mount Ajustable flip mount,you may adjust the scope mount according to your special requirement Boosts sighting range and improves target recognition A powerful tool to your hunting/target practice and airsoft This 3X magnifier can also be used as a handy portable monocular Comparable with EOTech and Aimpoint; Diopter/Focus adjustable by turning the ocular