Krebs Custom Guns is pleased to offer the finest quad-rail system for the Kalashnikov rifle available today.  The KCI Rail System mounts on any AK style rifle and is rock solid.   Like our other parts, it is  fabricated of the finest materials and built on state-of-the-art machine tool systems for a drop-in fit and a lifetime of trouble-free service.  We're confident that our rail system will significantly enhance the functionality, performance, and aesthetics of your AK rifles by allowing you to use any of the many accessories available today.   It comes with the same airtight guarantee as our other parts; if it fails to perform, return it, and we'll refund your money or exchange it at your option.