Mossberg 590RM 12 GA 18.5″ Barrel 10-Rounds w/ Flip Up Sights

Original price was: $1,190.00.Current price is: $896.99.

The Mossberg 590RM is a high-capacity 12-gauge pump-action shotgun, built for tactical precision and reliability. Featuring an 18.5-inch barrel with a cylinder bore choke, this shotgun delivers consistent performance for home defense, tactical use, or range practice. With its 10+1 capacity, MBUS 3 folding adjustable sights, and durable black synthetic AR furniture, the 590RM offers modern features in a rugged design.

Barrel Length 18.5
Caliber 12 GA
Capacity 10
Condition New in Box
Finish Per Color Black
Manufacturer Mossberg
Manufacturer Part Number 50213
Model 590RM
Type Pump Shotguns

The Mossberg 590RM is equipped with features that enhance its usability and versatility. The MBUS 3 folding adjustable sights provide excellent accuracy and target acquisition, while the M-LOK adapter allows for easy attachment of accessories such as lights or lasers. Its flat-profile trigger ensures a clean and consistent pull, and the single-piece heat shield protects the barrel during extended use. The ambi rotary thumb safety offers intuitive operation for both left- and right-handed users.

The drilled and tapped receiver allows for optics installation, making the 590RM adaptable to various tactical or defensive setups. The 10-round detachable magazine extends shooting sessions, making this shotgun ideal for high-capacity scenarios.

  • Manufacturer: Mossberg
  • Series: 590
  • Model: 590RM
  • Type: Pump Action Shotgun
  • Caliber/Gauge: 12 Gauge
  • Chamber: 2.75 inches
  • Barrel Length: 18.5 inches
  • Choke: Cylinder bore
  • Overall Length: 39.5 inches
  • Capacity: 10+1 rounds
  • Magazine: 10-round detachable magazine included
  • Sights: MBUS 3 folding adjustable sights
  • Sight Type: Adjustable sights
  • Receiver: Aircraft-grade aluminum
  • Stock/Grips: Black synthetic AR furniture
  • Weight: 8 lbs
  • Finish: Matte blue
  • Safety: Ambidextrous rotary thumb safety
  • Additional Features:
    • Flat-profile trigger
    • M-LOK adapter
    • Single-piece heat shield