Sig Sauer P320 AXG LEGION, Striker Fired, Semi-automatic, Metal Framed Pistol, Full Size, 9MM, 3.9, Two Port Slide Integrated Expansion Chamber, Cerakote Finish, Legion Gray, AXG Grip Module, Hogue Custom G10 Grips, X Series Flat Skeletonized Trigger, XRay Day/Night Sights, Optics Ready, 21 Rounds, 3 Magazines 320AXGF-9-LEGION Utilizing the new AXG (Alloy XSeries Grip) metal grip module as a foundation, the SIG Custom Works team has carefully selected a set of premium options and performance upgrades, creating a limited edition P320 that blends the style and shootability of a classic metal frame pistol with the modern features you expect from the P320. And like all Custom Works products, it is delivered in an exclusive, ultra-premium package.