REMINGTON SLIDE FOR M1911 C.S. GEN 2 PATTERN CONFIGURATION Remington M1911 Slide - C.S. Gen 2 - Factory Part Number F405950. Factory slide assembly for Remington M1911-pattern pistols in the "C.S. Gen 2" configuration. This upper receiver component provides the primary reciprocating structure of the pistol, housing the barrel interface, firing system components, and recoil cycling surfaces. Built to factory specifications for dimensional consistency and proper lockup geometry within the M1911 platform, this slide is intended for service replacement or compatible Gen 2 configuration builds. Fitment Notes: Intended for Rem Mfg: Remington