Mossberg SA-20 Field 20 Gauge 26″ Vent Rib

The Mossberg SA-20 All-Purpose Field is a semi-automatic, gas-operated 20 gauge sporting shotgun designed for hunting and clay-target shooting. This Field model pairs a 26" vent rib barrel with a checkered walnut field stock and a blued metal finish. It includes Mossberg's Sport Set of five choke tubes and a metal front bead sight for a range of patterning options.

Key Specifications

• The gauge is 20 Gauge.
• The action type is Semi-Auto (gas-operated).
• The barrel length is 26" with a vent rib.
• The chamber size is 3".
• The finish on metal components is Blued.
• The stock material is Walnut in a field style.
• The shotgun includes a Sport Set of 5 choke tubes.
• The sighting system is a metal front bead.
• The safety is a cross-bolt style.
• The receiver material/description is Steel.

The SA-20 All-Purpose Field balances practical features and reliable operation for field use and target work. Its 26" vent rib barrel and included choke set give flexible patterning for varied loads and conditions, while the walnut field stock provides a traditional look and handling. For shooters who prioritize a straightforward, gas-operated 20 gauge that accommodates multiple shot options, the SA-20 is a capable choice.