Mossberg 500A 12 Gauge Pump-Action Shotgun 18.5" Cylinder Bore, 5+1 Capacity
This Mossberg 500A is a U.S.-made 12 gauge pump-action shotgun with an 18.5" cylinder bore barrel and a 2 3/4", 3" chamber. It features a top-mounted tang safety with a red dot indicator, a synthetic pistol-grip-only rear grip, and a ribbed synthetic pump forend. Receiver markings show "Mossberg" and "MADE IN U.S.A." with "NORTH HAVEN, CONN," and the barrel is marked "12 GA - 18 1/2 IN. CYLINDER BORE."
Condition
Overall Condition: Fair condition, showing extensive signs of prior use and handling.
Bore Condition: Fair - Generally clean, some residue or smudges, slight corrosion.
Specific Condition Notes: The barrel shows widespread rust and pitting along with visible scratching.
What's Included
- Mossberg 500A shotgun
Built on the Mossberg 500A platform, this shotgun is configured with a short 18.5" barrel and a cylinder bore, as marked on the barrel. The right-side ejection port and the magazine tube under the barrel with a knurled end cap are clearly visible on this example.
The chamber is marked for 2 3/4" and 3" shells, giving you flexibility in ammunition length within that standard. Capacity is stated as 5+1.
This configuration uses a bead sight up front, with a single gold/brass-colored bead, keeping the sight picture simple and quick. The controls include a top-mounted tang safety with a red dot safety indicator.
Furniture consists of a synthetic pistol-grip-only rear grip and a ribbed synthetic pump forend, matching the practical, straightforward setup of this 500A.



