Built for rifles, carbines, and shotguns, the Crimson Trace Resilient Series Carbine Red Dot Sight delivers functionality and durability far above its modest price tag. Made from shock- and impact-resistant aluminum, the CT Resilient Red Dot is rugged enough for regular use and abuse. The optic features a 3 MOA dot in either red or green along with 8 brightness settings for easy target acquisition in all light conditions. Removable turret caps protect the windage and elevation dials. Side-accessible battery compartment for easy battery changes without removing the optic. 2 mounting height options with removable riser included. Designed for rifles, carbines, and shotguns Rugged aluminum construction 3 MOA dot in red or green 8 brightness settings Capped turrets for windage and elevation Side-accessible battery compartment Up to 3,600 hours of battery life on 1 CR2032 battery (included) 2 mounting height options with removable riser included