These rings are expertly designed with four Torx screws, providing maximum holding power and clamping pressure for secure and reliable optic mounting. Crafted from lightweight aircraft-grade aluminum, they are built to endure the rigors of use, ensuring long-lasting performance. Precision-machined from 6061-T6 aluminum and finished with type III hard coat anodizing, these rings offer exceptional durability and resistance to wear and tear. The hard anodized coating not only enhances their strength but also guarantees a lifetime of service, making them ideal for any shooting environment. With their combination of lightweight design and robust construction, these rings deliver the confidence you need for a secure optic setup. Trust in their quality and performance for all your optics mounting needs.