Norsso P365 Rail EDC Slide Black. 75 in Width: 1 in Height: 1.25 in Fabric/Material: Stainless Steel Features of Norsso P365 Rail EDC Slide Optic mount thread pitch: M4 x 0.7 Fully enclosed slide no cosmetic/functional porting Package Contents: Norsso P365 Rail EDC Slide What firearm models does the manufacturer say Norsso P365 Rail EDC Slide is compatible with? The manufacturer suggests that Norsso P365 Rail EDC Slide is compatible with SIG Sauer P365Norsso N365-RAIL-EDC-507K-BLK: P365 Rail EDC Slide Black