Fully functional with the Sig P320 standard Compact, XCarry, and M18 pistols (not compatible with XCompact pistol). Already cut for Trijicon RMR/SRO, and also compatible with the Holosun 407C/507C/508T sights (with correct screws). Includes anodized optic cover plate for use without optics installed. Cut from solid billet 17-4ph Certified Stainless Steel. Heat treated to spec. Specifications for True Precision Sig P320 Compact 3.9in Axiom Cut Slide w/RMR Optic Cut: Manufacturer: True Precision Gun Make: SIG Sauer Gun Model: SIG Sauer P320 Compact Optic Cut: Trijicon RMR Length: 3.9 in Finish: DLC Fabric/Material: Billet 416 Stainless Steel Condition: New Features of True Precision Sig P320 Compact 3.9in Axiom Cut Slide w/RMR Optic Cut Fully functional with the Sig P320 standard Compact, XCarry, and M18 pistols (not compatible with XCompact pistol). Already cut for Trijicon RMR/SRO, and also compatible with the Holosun 407C/507C/508T sights (with correct screws). Cut from solid billet 17-4ph Certified Stainless Steel. Heat treated to spec. Attractive window cuts. Aggressive reduced & scalloped front. Angled rear serrations. Lifetime performance warranty. Package Contents: True Precision Sig P320 Compact 3.9in Axiom Cut Slide w/RMR Optic Cut