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P320 RX Full-Size

The next level of striker-fired modularity with a slide-mounted reflex optic.

Features

Tactical Tip: Red Dot on Carry Guns

SIG SAUER Academy Vice President Adam Painchaud discusses red dots on carry guns, specifically the SIG SAUER ROMEO1 on the P320.

Striker-Fired Interchangeable Trigger Group

Convert your P320 to another caliber or pistol size with the same trigger group.

ROMEO1 Reflex Sight

3 MOA Red-dot with multiple illumination settings and MOTAC (Motion-Activated Illumination).

Specs

CALIBER
9mm Luger
ACTION TYPE
Semi-Auto
FRAME SIZE
Full-Size
GRIP TYPE
Modular Polymer
FRAME FINISH
Stainless Steel
FRAME MATERIAL
Stainless Steel
SLIDE FINISH
Nitron
SLIDE MATERIAL
Stainless Steel
BARREL MATERIAL
Carbon Steel
ACCESSORY RAIL
M1913
TRIGGER
Striker
TRIGGER TYPE
Standard
BARREL LENGTH
4.7 in (119 mm)
OVERALL LENGTH
8.0 in (203 mm)
OVERALL WIDTH
1.4 in (36 mm)
HEIGHT
6.3 in (160 mm)
WEIGHT
29.5 oz (836 g)

Details

Featuring SIG SAUER's exclusive side-mounted optic, the ROMEO1, the RX will ensure faster sight acquisition on target. Simply put, it will make a good shooter a great shooter. Shoot confidently with faster target acquisition and improved accuracy. Installed. Zeroed. And backed by the quality of the SIG name.

The P320 Full-Size offers a smooth, crisp trigger to make any shooter more accurate, an intuitive, 3-point takedown and unmatched modularity to fit any shooter and any situation. Its full-size frame is ideal for target shooting, home defense and any scenario where shootability and sighted accuracy are of the highest priority. This modular, striker-fired pistol features a full-size grip, full length slide, and choice of contrast or SIGLITE Night Sights. Available in 9mm. Safety features include a striker safety, disconnect safety. 

ROMEO1
The ROMEO1 features a molded glass aspheric lens with high performance coatings for superior light transmittance and zero distortion. Manual illumination controls remember your last used settings. Three MOA Red-Dot with multiple intensity settings ensures rapid target engagement under a full range of lighting conditions. The readily available CR1632 battery is top-loading, allowing for quick battery replacement without having to remove the sight from the firearm. Extremely strong and lightweight aircraft grade CNC Magnesium housing ensuring a lifetime of reliable service. Dependable waterproof (IPX-7 rated for complete immersion up to 1 meter) and fog-proof performance.

Models

Browse by individual sku to find the right product for you.

Buy Now SKU MSRP CALIBER MAGS INCLUDED SIGHTS STATE COMPLIANT THREADED BARREL GRIP TYPE TRIGGER BARREL LENGTH SIGHT RADIUS
N/A 320F-9-BSS-RX $968.00 9mm Luger (2) 17rd Steel Mag SIGLITE No Modular Polymer Striker 4.7 in (119 mm) 6.6 in (168 mm)
N/A 320F-9-B-RX $887.00 9mm Luger (2) 17rd Steel Mag Tall Contrast Sights No Modular Polymer Striker 4.7 in (119 mm) 6.6 in (168 mm)
N/A 320F-9-BSS-RX-10 $968.00 9mm Luger (2) 10rd Steel Mag SIGLITE CT / HI / NY No Modular Polymer Striker 4.7 in (119 mm) 6.6 in (168 mm)

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