BSA 2227X32AOC: Presenting the BSA Sweet scopes decked with a state-of-the-art trajectory compensation technology. Originally conceptualized for military sniping, this technology adds a cutting edge to our scopes. In addition, these scopes come complete with a quick change turret system, which is specifically calibrated for a variety of grain weights for calibers such as .17HMR, .22LR, .223, .243, .270.The BSA Sweet 22 AO Compact is perfectly tailored for the Ruger 10/22 and other .22 small-frame rifles. It boasts a long eye relief to guarantee a comfortable viewing experience, and an adjustable objective. Notably, it features a 30/30 reticle, which is the most preferred choice among users.Upon purchase, this scope comes with standard 2pc dovetail rings and lenses covered with anti-reflective coating. All these premium features are encased in a robust one-piece aluminum housing.