Norsso Sig Sauer P320 Full Size pBentham RMR Slide Black Nitride 9mm

P320FS pBentham features: Optic milling to mount a Trijicon RMR by default Norsso signature 3D dynamic top window created from complex CNC surfacing Large side ports combined with enhanced forward serrations Multifaceted contoured front and rear corners Compatible with 4.7" length barrels only (full-size length) Compatible for 9mm applications Norsso standard slide features: Black Diamond-like Carbon (DLC) Coating Made with 17-4 Precipitation Hardened Stainless Steel Special optic mount screws included (for RMR optic cuts only)