Ruger model Specific fit Sold in pairs, Maxima Ruger rings are packaged in model specific configurations to fit Ruger's proprietary dovetail. Warne's Maxima rings feature a solid steel, vertically split design that can handle even the most punishing recoil or accommodate large, heavy scopes. Since each firearm manufacturer has its own proprietary mounting rail design, each ring model is machined to exacting tolerances for proper fit and function. This ensures that Warne Ruger Rings fit securely onto the receiver's dovetail without the need for a mounting base. The Ruger Quick-Detach rings are specifically designed to fit tapered receiver styles, such as the Ruger M77, Hawkeye and Super Redhawk. The Ruger M77 style rings are comes in two different heights to accommodate the tapered mounting surface of this firearm. Additionally, the Ruger Fixed Rings feature four T-15 Torx-style socket cap screws, ensuring a secure and permanent optics mounting solution. With these precision-engineered rings, you can trust that your optics will remain securely in place, shot after shot.