Tactical Solutions 10/22 15 MOA Rail - The Tactical Solutions' 15 MOA Scope Rail is specifically designed for those Ruger 10/22 owners who plan to shoot at longer distances (50 yards or further). This best-selling 15 MOA Picatinny scope base allows short-range shooting but is also the perfect scope rail for long-range 10/22 shooting by allowing slight elevation of the objective-end of the scope as compared to standard rails. The 15 MOA rail is manufactured from strong, durable, and light-weight aluminum. It is extremely easy to install and screws needed for installation are included. Long-distance shooting: The 15 MOA is perfect for shooting 50 yards + but also works well at closer distances Lightweight: Extremely lightweight made of aircraft grade aluminum Easy to Install on the 10/22. Holes in the rail line-up with the factory 10/22 holes; rail comes with installation screws.