Sig Sauer 320X510BXR3R2 P320 XTen Full Size 10mm Auto 15+1 5"

Sig Sauer P320-XTEN – 10mm Power with Precision

The Sig Sauer P320-XTEN delivers exceptional power and control, purpose-built for the 10mm Auto platform. Designed with rugged construction and advanced ergonomics, this pistol is ready for serious shooters who demand performance.

Key Specs:

• Model: Sig Sauer P320-XTEN
• Caliber: 10mm Auto
• Barrel Length: 5" Carbon Steel Bull Barrel
• Barrel Finish: Black
• Slide: Stainless Steel, Black Nitron Finish
• Optic Ready: Compatible with SIG ROMEO2 & Trijicon RMR (sealing plate required)
• Sights: XRAY3 Day/Night Sights
• Action: Striker-Fired
• Trigger: Flat XSeries with 90-Degree Break
• Grip: XSeries 10mm/.45 Auto Polymer Grip Module
• Frame: Stainless Steel with Beavertail & Picatinny Rail
• Frame Finish: Black
• Overall Length: 8.50"
• Weight: 33 oz
• Capacity: 15+1
• Includes: Two 15-Round Steel Magazines

This full-size pistol combines a heavy-duty barrel and robust slide serrations with an optic-ready design, ideal for duty, defense, or outdoor applications. The XSeries grip provides secure handling and softens recoil for better control.

P320-XTEN Optics Compatibility

The P320-XTEN is fully optic-ready out of the box. It’s engineered for the SIG SAUER ROMEO2 reflex optic and also supports the Trijicon RMR with a sealing plate. This gives you flexibility and durability, even under the stout recoil of the 10mm round.

Enhanced Ergonomics and Trigger Control

Sig's redesigned XSeries polymer grip with aggressive stippling ensures a confident grip. The flat-faced XSeries trigger breaks cleanly at 90 degrees, offering consistent accuracy and feel.

What to Know Before You Buy the P320-XTEN

Note: The P320-XTEN is only compatible with .45 and 10mm parts and accessories, do not use 9mm, .357, or .40 components. This is a purpose-built 10mm platform for serious shooters who won’t compromise.