Mossberg SA-20 | 20 Gauge | 26-inch Vent Rib | MFG# 75789

The Mossberg SA-20 is a gas-operated, semi-automatic 20 gauge field shotgun that pairs traditional walnut furniture with modern semi-auto function. It ships with a 26-inch vent rib barrel finished in matte blue and accepts 3-inch shells. The package includes Mossberg’s Sport-Set of five choke tubes for patterning and load versatility. Typical uses include upland bird hunting and clay-target/field shooting.

Product Specifications

• The manufacturer is Mossberg.
• The model is SA-20.
• The gauge is 20 Gauge.
• The action is Semi-Auto.
• The barrel length is 26 inches with a vent rib profile.
• The maximum chamber size is 3 inches.
• The barrel finish is Blued.
• The stock material is Walnut.
• The stock finish/color is Walnut / Wood.
• The choke system is a Sport-Set and includes 5 tubes.
• The sights are a Bead Front style.
• The handedness is Right Hand.
• The safety type is a Cross-bolt safety.
• The receiver material/description is Steel.
• The UPC is 884110757890.

With its classic walnut furniture and vent-rib barrel, the SA-20 blends traditional field styling with a modern, gas-operated semi-auto action. The included Sport-Set of choke tubes gives immediate patterning flexibility for a range of shot sizes and distances, while the gas system is intended to reduce felt recoil for more comfortable follow-up shots. For shooters who want a straightforward, ambiton-free field shotgun for upland work or clay-target disciplines, the SA-20 offers a practical, capable package.

Owners commonly praise its soft-shooting, lightweight handling, and reviewers frequently note its smooth, reliable gas-operated cycling.

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