NEW IN BOX GLOCK 40 MOS GEN 4 SLIDE ASSEMBLY. COMES WITH ALL ITEMS SEEN IN PHOTOS. (BARREL, RECOIL SPRING, SLIDE & MOS INSTALL KIT). No FFL dealer is needed for this sale. Slide will fit full size Gen 4 45 ACP or 10MM Frames. 

**********PLEASE NOTE!!!!*********** We stock several add ons for this item. Including but not limited to Vortex Venom & Viper, Trijicon RMR's, Leupold Delta Point Pro, Tru Glo Trijicon Raised Night Sights, Zev Raised Sights, Silencerco & Zev Threaded barrels.