Norsso P365 Spec Ops Slide Black. 25 in 3.1 in Width: 0.875 in Height: 1.25 in Fabric/Material: Stainless Steel Condition: New Features of Norsso P365 Spec Ops Slide Optic mount thread pitch: M4 x 0.7 Fully enclosed slide no cosmetic/functional porting Package Contents: Norsso P365 Spec Ops Slide What firearm models does the manufacturer say Norsso P365 Spec Ops Slide is compatible with? The manufacturer suggests that Norsso P365 Spec Ops Slide is compatible with SIG Sauer P365Norsso N365-SOPS-507K-BLK: P365 Spec Ops Slide Black