Grey's GGP19 stripped slide is machined from 17-4 billet stainless steel to have tighter tolerances and is cut. The slide is black nitride coated inside and out. It comes with a custom G10 cover plate and proper screws for cover plate, and correct length screws for RMR and DPP. This Version 3 features front and rear serrations with tapered depth (deeper serrations at top).