Like all Seekins scope caps, the X Caps are held to extremely exacting standards for quality, ensuring your scope is secure and unmovable. The X Caps allow you to take your game up a notch with mounting options to fit your needs- laser range finders, red dots, pic rail accessories, and more. The X Caps come with 4 or 8 precision mounting locations for exact and repeatable mounting accessories like the Seekins Diving Board and other accessories. The X Caps are made from 7075 aerospace-grade aluminum with a black anodized finish, making them lightweight and extremely tough. With the ability to mount on ANY existing Seekins Precision scope rings (of the same mm size), the X Caps are your answer for upping your game. Features4X Cap- Side or angle mounted accessories with 4 precision mounting locations8X Cap- Top, side, or angle-mounted accessories with 8 precision mounting locationsAerospace grade 7075 aluminum with a black anodized finish