Sig Sauer P320 M.O.D. Full Size 9mm — 3.90 in, 21+1

About this product

The Sig Sauer P320 M.O.D. Full Size is a full-size, striker-fired 9mm pistol configured for optic use and high-capacity applications. It features a ported and serrated slide with an optic cut and a 3.90 inch barrel for an extended sight radius. The pistol ships with the M.O.D. X Full grip and a black finish on the frame that includes a Picatinny rail for accessories. With a 21+1 capacity, this configuration is intended for range, competition, and duty-style applications.

Key Specifications

• The caliber is 9mm.
• The action is Striker Fired.
• The barrel measures 3.90 inches.
• The capacity is 21+1.
• The slide is Ported/Serrated with optic cut.
• The grip material is M.O.D. X Full.
• The frame finish is Black.
• The frame includes a Picatinny rail for accessory mounting.

Balanced for practical use, the P320 M.O.D. Full Size combines a high-capacity magazine, an optic-ready ported slide, and the M.O.D. X grip to deliver consistent ergonomics and controllability. It’s built for shooters who prioritize modularity and performance in range, competition, or duty roles.