This is a miniaturized version of our 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.Body Type: MonocularMagnification: 3xField Of View: 7.5 DegreesEye Relief: 2.50"Finish: BlackProofs: Fog Resistant