This is a miniaturized version of EOTech's battle-tested G33 Magnifier making it one of the most compact and lightweight magnifiers available. The mount provides fast transitioning from 3X to 1X and the optic offers tool-free vertical and horizontal adjustments with a large field-of-view. The G43 works with all EOTech HWS models. Lightweight and compact magnifier by EOTech Compatible with a wide range of red dot sights and night vision devices Magnifies any weapon optic by 3x Improved Switch to Side (STS) mount allows rapid switching between 3x magnification and 1x sight Rail Interface: 1 Weaver or MIL-STD-1913 with Quick Detach lock Ambidextrous mount Flip Orientation to allow left or right flip Fog proof internal optics