Rival Arms Optic Ready Slide A1 Sig P320 Full Size RMR Cut QPQ Black 416R Stainless Steel RA10P401A

Features: 

• Match-grade precision upgrade slide
• Recessed slide cuts for compatibility with RMR® or other optic (cover plate included)
• CNC machined from 416 stainless steel billet for superior corrosion resistance and durability
• Quench-Polish-Quench (QPQ) thermo-chemical case hardened to resist normal wear
• Front and rear serrations for easy slide manipulation
• Window cuts for more efficient cooling and airflow
• Individually hand inspected for accuracy
• No gunsmith required
• Limited lifetime warranty