Greatly enhances the Guide Rail System by providing a faster, easier, smarter way to make consistent rip cuts * Make narrow repeititive cuts on the near, or short side of the material * Easy to read scale for cuts up to 195mm (7 11/16 in) * Easily calibrated against the guide rail splinterguard for precise, splinterfree and consistent ripping * Attaches easily to the Parallel Guide with thumbscrews, ensuring secure and consistent cuts