PF-Series Rail Kit The wait is over! You can now purchase our latest rails for your PF-Series pistol frame. The patented Locking Block Rail System (LBRS) and The Rear Rail Module (RRM) are now available in the PF-Series Rail Kits. The SubCompact kit includes the Locking Block Rail System, Rear Rail Module, 2 pins (including the 2mmx24mm Subcompact Pin), and the Round Slide Lock spring. There is a separate Rail Kit for each frame so be sure to choose the correct Rail Kit for your frame.
