PRODUCT DETAILS
DETAILS
- Type: Semi-Automatic
- Series/Collection: P320 XFive Legion
- Action: Double
- Caliber/Gauge: 9mm Luger
- Capacity: 10
- Sight: Dawson Precision Fiber Optic Front, Adjustable Rear
- Sight Radius: 6.8″
- Slide: Legion Gray PVD Stainless Steel
- Grip Type: Legion Gray Full-Size Polymer X-Series
- Barrel Material: Carbon Steel
- Frame Material: Stainless Steel
- Frame Finish: Stainless
- Barrel Length: 5″
- Overall Length: 8-1/2″
- Weight: 43.5 oz
- Overall Height: 5.8″
- Overall Width: 1.6″
- Frame Size: X-Series Straight
- Trigger Type: Striker XSeries Straight
FEATURES
The new flagship of the P320 platform brings the perfect balance of added weight and features that results in one of the best shooting pistols in the market. The P320 XFIVE Legion is the ultimate handgun for the serious shooter. The weight was increased to 43.5oz thanks to the innovative TXG tungsten-infused grip module. This new product is the first of its kind in the firearms industry with the weight of steel and the flex of polymer, reducing muzzle flip by up to 50%. The trigger pull of the XFIVE Legion is up to 30% lighter with the new skeletonized trigger, which increases shooting speed and accuracy. The recoil system has been upgraded to use a solid steel guide rod and a 14lb 1911-style spring, with an additional 12 lb spring included. The signature Legion Gray finish comes standard, as well as Legion markings on the sight plate and on all three of the Henning Group anodized aluminum base pads. All of these new features coupled with the removable magwell & grip weight, Romeo1PRO optic-ready slide, 5 inches bull barrel, and Dawson Precision fiber optic adjustable sights catapults the P320 XFIVE Legion ahead of the competition and sets a new standard for all pistols.
Features:
- TXG tungsten infused heavy XGrip module
- Legion gray PVD slide with rear optic plate and lightening cuts
- 3EA 17 round magazines with Henning group aluminum basepads
- M1913 accessory rail
- (3) 10 round steel magazine included
SIG SAUER P320 XFIVE LEGION 9MM Semi-Automatic Pistol, Stainless – 320X5-9-LEGION-R2-10
Overview: The Apex of Competitive 9mm Pistols
The SIG SAUER P320 XFIVE LEGION 9MM, model 320X5-9-LEGION-R2-10, stands as a pinnacle in the world of striker-fired pistols. Built to meet the needs of elite shooters, competition professionals, and firearms enthusiasts alike, this semi-automatic pistol delivers unmatched performance, cutting-edge ergonomics, and battle-ready dependability. Crafted from stainless steel and infused with the legendary quality that defines the SIG SAUER brand, the XFIVE LEGION is not just a pistol—it’s a precision shooting instrument.
From the weighted TXG grip module to the enhanced trigger system, this firearm was engineered to deliver fast target acquisition, reduced recoil, and maximum shooting comfort. Whether you’re upgrading your range gear or preparing for competitive IPSC/IDPA events, the XFIVE LEGION 9MM is purpose-built to give you the tactical edge.
Key Features at a Glance
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Caliber: 9mm Luger
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Action: Striker-fired
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Capacity: 10-round magazine (compliant version)
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Slide: Optics-ready stainless steel with Legion Gray PVD finish
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Grip Module: TXG Tungsten-infused polymer (weighted)
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Trigger: Skeletonized flat-face trigger with reduced pull weight
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Barrel Length: 5 inches
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Overall Length: 8.6 inches
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Weight (w/ magazine): Approx. 43.5 oz
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Sights: Dawson Precision® fiber optic front / adjustable rear
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Accessory Rail: M1913 Picatinny rail
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Finish: Legion Gray PVD
Design Philosophy: Form Meets Function
The P320 XFIVE LEGION isn’t just built for aesthetics—it’s a product of deliberate engineering with performance in mind. Its aggressive look comes from the Legion Gray PVD coating and finely detailed slide serrations, both front and rear. The pistol feels rugged in hand, and the added weight from the TXG tungsten-infused grip module dramatically reduces muzzle flip and felt recoil, delivering smoother, faster follow-up shots.
With a longer slide and a 5-inch bull barrel, the XFIVE Legion is built to stay on target, no matter how rapid your fire gets. The optics-ready slide allows shooters to mount their preferred red dot sight with ease, making it an excellent choice for both iron sight and red dot users.
TXG Grip Module: Tungsten Power in Polymer Form
One of the most revolutionary aspects of the XFIVE Legion is its TXG grip module. SIG SAUER developed a method to infuse polymer with tungsten powder—creating a material that retains the comfort and modularity of polymer but gains the weight and rigidity typically reserved for steel frames. The result? Better control, less muzzle rise, and superior recoil mitigation.
This innovative grip frame weighs approximately 16 oz by itself, bringing the total weight of the pistol closer to that of all-metal pistols. Combined with aggressive grip texturing, a high beavertail undercut, and flared magwell, the TXG module elevates shooter performance dramatically.
Trigger Technology: Flat-Faced Precision
Equipped with a skeletonized flat trigger, the XFIVE LEGION offers a clean break with reduced trigger pull weight. The flat design encourages consistent finger placement and smooth press, reducing the potential for trigger jerk or pull-off errors.
This factory-upgraded trigger contributes to a crisp reset and lightning-fast follow-up shots, making the XFIVE Legion a favorite among serious competitors and seasoned shooters.
Optics Ready and Suppressor-Height Sight Compatible
The P320 XFIVE Legion slide is optics-ready and compatible with multiple red dot sight systems using the SIG mounting plates. Whether you prefer the SIG ROMEO1 PRO, Leupold DeltaPoint Pro, or other compatible optics, the platform is designed to accommodate your shooting style.
For those running optics, the included Dawson Precision co-witness fiber optic front and fully adjustable rear sights serve as perfect backups, or standalone tools for those who appreciate high-visibility sight alignment under any lighting condition.
Competition-Ready: A True Game Changer
The SIG SAUER P320 XFIVE LEGION is IPSC, USPSA, and IDPA-legal (depending on division and regional compliance). Its modular nature allows for configuration in various setups without requiring extensive gunsmithing.
The removable flared magwell ensures lightning-fast reloads, while the front and rear slide serrations promote quick manipulation even in stressful situations. With minimal muzzle rise, enhanced balance, and increased sight radius, the XFIVE Legion performs exceptionally under match conditions.
10-Round Compliant Version: Perfect for Restricted Jurisdictions
This particular model—the 320X5-9-LEGION-R2-10—comes equipped with 10-round magazines, making it fully compliant with firearm regulations in jurisdictions with magazine capacity restrictions. Despite the lower capacity, performance and functionality remain uncompromised.
Durability and Construction: Built to Last
SIG SAUER designed the XFIVE LEGION to endure the harshest conditions. The Legion Gray PVD finish on the slide and barrel offers enhanced corrosion resistance and a sleek, stealthy appearance. Internally, the firearm features proven components capable of withstanding thousands of rounds without degradation in performance.
From duty use to frequent range visits, this pistol is designed to be your go-to companion for years to come.
The XFIVE LEGION takes every core aspect of the P320 and enhances it—making it a premium-tier option for shooters who want the absolute best out-of-the-box experience.
Who Should Buy the SIG P320 XFIVE LEGION?
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Competitive Shooters – Ideal for IDPA, IPSC, and USPSA competitors who require precision, balance, and fast transitions.
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Range Enthusiasts – Perfect for those who love spending time on the range and value superior handling and recoil control.
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Tactical Trainers – Delivers excellent tactical performance for instructors and professionals needing robust, high-output training platforms.
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Collectors and SIG Enthusiasts – A must-have for fans of the SIG SAUER LEGION series looking to expand their high-performance firearm collection.
Legion Membership Perks
Purchasing a Legion firearm isn’t just about owning a gun—it’s about joining an exclusive community. SIG SAUER offers Legion members:
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Exclusive Legion-branded merchandise
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Advanced product previews and limited-edition items
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Priority customer service and support
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Invitations to SIG SAUER Academy training courses and events
Your XFIVE LEGION purchase unlocks access to these premium benefits through SIG’s official Legion portal.
Maintenance and Aftermarket Compatibility
The P320 XFIVE LEGION is compatible with a wide range of aftermarket upgrades including:
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Custom barrels
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Threaded barrel kits for suppressors
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Competition holsters
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Extended baseplates
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Slide racker plates
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Enhanced guide rods and recoil spring kits
SIG also provides factory OEM parts and accessories, ensuring easy servicing and personalization.
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Why Buy from Us?
We are a trusted dealer of SIG SAUER firearms, offering:
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100% authentic and factory-new inventory
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Fast and secure shipping to your local FFL
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Expert customer service and post-purchase support
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Competitive pricing and exclusive deals
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Satisfaction guarantee on every order
Our commitment to safety, legality, and product excellence ensures you’re getting only the best when you shop with us.
Conclusion: SIG SAUER P320 XFIVE LEGION – The Standard by Which Others Are Judged
In a market filled with striker-fired pistols, the SIG SAUER P320 XFIVE LEGION 9MM rises far above the rest. It combines competition-grade performance, cutting-edge innovation, and tactical aesthetics in one robust package. Whether you’re preparing for a match, enhancing your range collection, or simply seeking one of the best 9mm pistols on the market today, the XFIVE LEGION is your answer.
Powerful, precise, and purpose-built—the P320 XFIVE LEGION isn’t just a pistol. It’s a statement.
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