The Konus 7407 is a Steel Ring Set with Quick Release (QD) feature. Built with superior grade steel, it provides a secure mount for your riflescope. The rings are designed to be perfectly compatible with Weaver/Picatinny rails.This particular model boasts a diameter of 1\" and a medium mount height, making it adaptable for most rifle scopes. The quick release system adds to the convenience, allowing for rapid attachment and detachment as needed.