The HS507C X2 is an open reflex optical sight designed for pistol applications. The X2 Series pistol optics feature two improvements. Lock Mode, when activated, locks the buttons preventing inadvertent setting changes.Second, the buttons have been redesigned to compliment the Lock Mode by placing them lower and out of the way. Additional features include Holosuns Super LED with up to 50k hours battery life, Solar Failsafe, Multi-Reticle System, and Shake Awake. The item "Holosun HS507C-X2 LED Red Dot Sight FREE SHIP" is in sale since Thursday, November 11, 2021. This item is in the category "Sporting Goods\Hunting\Scopes, Optics & Lasers\Red Dot & Laser". The seller is "og13_supplyco" and is located in Gilbert, Arizona. This item can be shipped to United States.