1 Used $427.98 New from $499.99
The SIG Sauer P320 Full-Size is a double-action only, striker fired, semi-automatic handgun with an innovative modular design that allows the user to easily change grip size and caliber with the use of exchange kits. Available in 9mm, 357 SIG, 40 S&W, and 45 ACP, this convertible pistol has a lightweight and durable polymer frame, as well as a three-point-takedown safety system to help guard against accidental discharge. The P320 Full-Size also features SIGLITE night sights.

• Polymer frame
• Lightweight and durable
• Modular design allows for change in grip size and caliber
• Tool-free takedown with three-point safety system

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