Warne V48915MOA Ruger American Rimfire Vapor Picatinny Rail Black | Warne Vapor Rails Are Designed To Offer Shooters An Affordable And Reliable Mounting Platform manufactured For Your Specific Firearm. The V489-15MOA offers 15 MOA Of Elevation Built In For Longer Distance Shooting. Fits Picatinny & Weaver Style Rings And Are Nato-STANAG Compatible. Designed And Made In USA. Model: Ruger American Rimfire Vapor Picatinny Rail Material: CNC Machined 6061-T6 Aluminum Action: Rimfire