Benelli M3 12 Gauge 20” Convertible Pump / Semi Automatic Shotgun MFD 2020

SOLD FOR: $1,050.00

LSB#: WY250408JB005

Make: Benelli

Model: M3

Serial Number: M986477Q20

Year of Manufacture: 2020

Gauge: 12 Gauge

Action Type: Semi Automatic and Pump Action with a tubular magazine

Markings: The left side of the barrel is marked “BENELLI ARMI S.P.A. -URBINO- MADE IN ITALY’ and features a logo, “CIP/ S”, and the number “20” in a box.  The left side of the receiver is marked “BENELLI U.S.A. CORP. -ACCOKEEK MD.- MADE IN ITALY” / “CIP/ S”, and the number “20” in a box.  The right side of the barrel is marked “12 GA. 3” – 76mm – FOR 2 ½” OR 3” SHELLS/ READ OWNERS MANUAL BEFORE USING GUN”, featuring the number “C1489031V20” .  The right side of the receiver is marked “BENELLI ITALY”, “M3”, and features the serial number “M986477Q20”. The bolt is marked “Benelli Inertia System”. The right side of the stock ghost ring is marked “LPA ITALY”. The back of the puttpad is marked “Benelli”.

Barrel Length: 20”

Choke: Cylinder choke

Sights / Optics:  The front sight is a post with a white dot mounted between two protective ears. The front sight is adjustable for windage. The rear sight is a ghost ring sight with two white dots in a base with two protective ears screwed to the receiver, it is adjustable for windage and elevation.

Stock Configuration & Condition: The stock is in a 2 piece synthetic configuration featuring a straight comb, rubber buttpad, serrated rubber pistol grip and serrated forend. The LOP is 14.25” from the front of the trigger to the back of the buttpad. There are light handling marks present. There are no chips or cracks. The stock rates in Excellent condition.

Type of Finish: Matte Black

Finish Originality: Original

Bore Condition: The bore is bright. There is no erosion.

Overall Condition: This shotgun retains about 99% of its metal finish. The balance of the finish shows minimal wear from assembly and in the box storage. The screw heads are tight and unmarred. The markings are clear. Overall, this shotgun rates in about Excellent condition.

Mechanics: The action functions properly in both the pump and semi automatic modes. We have not fired this shotgun. As with all used firearms, a thorough cleaning may be necessary to meet your maintenance standards.

Box, Paperwork & Accessories: None

Our Assessment: The Benelli M3 is one of the most versatile tactical shotguns ever produced, and this example, manufactured in 2020, showcases that versatility in near-pristine condition. Designed with a unique dual-mode operation, the M3 allows the shooter to switch seamlessly between pump-action and semi-automatic operation—ideal for handling a wide range of loads from low-recoil less-lethals to full-power buckshot. The gun’s 20” barrel and cylinder choke make it exceptionally maneuverable and suitable for close-quarters applications, home defense, or law enforcement duty. The LPA Italy-marked ghost ring sights provide fast target acquisition and are fully adjustable, adding practical accuracy to its combat-ready form.

Cosmetically, this Benelli M3 is in Excellent condition, retaining approximately 99% of its original matte black finish. It displays only the faintest signs of assembly and storage wear. The synthetic stock is likewise outstanding, showing only light handling marks with no chips or cracks, and the molded rubberized pistol grip and serrated forend provide excellent ergonomics and control. All markings are crisp, and the mechanical function is strong in both action modes. The bore is bright with no erosion, reflecting a firearm that has seen little, if any, use.

Collectors and tactical shooters alike will appreciate the rugged quality and modularity of the M3, a design trusted by elite military and police units worldwide. Its Italian craftsmanship, combined with modern tactical performance, ensures long-term reliability and value. Whether you’re adding to a collection, setting up a home defense platform, or seeking a flexible tool for professional use, this Benelli M3 is a premier choice. Please see our high quality photos and good luck on your bid! -M.C.