Comes with replacement mounting screws, Optic is in like new conditionThe Holosun 407C X2 Red Dot Handgun Open Reflex Sight is a high-quality optic designed for handguns, featuring a 2 MOA red dot reticle with unlimited eye relief. Made of lightweight aluminum, this sight has a multicoated lens with a 0.63x0.91 objective lens diameter, allowing for precise aiming. With a battery life of 50,000 hours and compatibility with CR1632 batteries, this sight is reliable for extended shooting sessions. The sight is easy to mount on handguns with a MOS mount location, making it a versatile and effective accessory for shooters.