The Athlon Optics Precision Ring 1" is a high-quality, precision-machined ring designed for use with magnum caliber rifles. The ring is made from high-strength aluminum alloy and features a four-screw ring cap design paired with a single nut base and recoil lug cross-bolt. This provides superior strength and rigidity, while the scalloped profile increases surface area in the rings flex points, reducing stress and vibration. The ring is available in medium height and is compatible with a variety of scope mounts.The Athlon Optics Precision Ring 1" is a great choice for shooters who demand the highest level of performance and accuracy. It is well-made, durable, and designed to hold your scope securely in place, even under the most demanding conditions.