These rings are precision-machined from 6061-T6 aluminum and finished with type III hard coat anodizing, ensuring maximum durability and resistance to wear. Designed for optimal performance, they feature four Torx screws that provide exceptional holding power and clamping pressure for reliable optic mounting. Constructed from lightweight aircraft-grade aluminum, these rings are hard anodized to guarantee a lifetime of service, making them a dependable choice for serious shooters. Experience the perfect blend of strength, reliability and lightweight design with these high-quality rings, engineered to meet the demands of any shooting environment.