Norsso P320 Spec Ops Compact Slide Black. The P320 Spec Ops is ready for deployment P320C Spec Ops features: Optic milling to mount a Trijicon RMR by default Full-slide length multi-facet side surfaces Deep wide-milled angled front and rear serrations for easier slide manipulation Multifaceted contoured front and rear corners Compatible with 3.9" length barrels only (compact length) Compatible for 9mm applications Specifications for Norsso P320 Spec Ops Compact Slide: Manufacturer: Norsso Gun Make: SIG Sauer Gun Model: SIG Sauer P320 Caliber: 9mm Luger Optic Cut: Shield RMSc Color: Black Length: 3.9 in 5.75 in Width: 0.875 in Height: 1.25 in Fabric/Material: Stainless Steel Features of Norsso P320 Spec Ops Compact Slide Optic mount thread pitch: #6-32 UNC Fully enclosed slide no cosmetic/functional porting Package Contents: Norsso P320 Spec Ops Compact Slide What firearm models does the manufacturer say Norsso P320 Spec Ops Compact Slide is compatible with? The manufacturer says that Norsso P320 Spec Ops Compact Slide is compatible with SIG Sauer P320Norsso N320C-SOPS-RMR-BLK: P320 Spec Ops Compact Slide Black