![Mossberg 590S M-LOK - 12GA, 1-3/4", 2-3/4" or 3", 20" Barrel [51602]](https://cdn11.bigcommerce.com/s-ezlzxhcsxg/images/stencil/1280x1280/products/9249/16737/mossberg-590s-m-lok---12ga-1-34-2-34-or-3-20-barrel-51602-2__43658.1727875560.jpg?c=1 "Mossberg 590S M-LOK - 12GA, 1-3/4\", 2-3/4\" or 3\", 20\" Barrel [51602]")
![Mossberg 590S M-LOK - 12GA, 1-3/4", 2-3/4" or 3", 20" Barrel [51602]](https://cdn11.bigcommerce.com/s-ezlzxhcsxg/images/stencil/1280x1280/products/9249/16738/mossberg-590s-m-lok---12ga-1-34-2-34-or-3-20-barrel-51602__93800.1727875560.jpg?c=1 "Mossberg 590S M-LOK - 12GA, 1-3/4\", 2-3/4\" or 3\", 20\" Barrel [51602]")
![Mossberg 590S M-LOK - 12GA, 1-3/4", 2-3/4" or 3", 20" Barrel [51602]](https://cdn11.bigcommerce.com/s-ezlzxhcsxg/images/stencil/1280x1280/products/9249/16739/mossberg-590s-m-lok---12ga-1-34-2-34-or-3-20-barrel-51602-1__74120.1727875560.jpg?c=1 "Mossberg 590S M-LOK - 12GA, 1-3/4\", 2-3/4\" or 3\", 20\" Barrel [51602]")
![Mossberg 590S M-LOK - 12GA, 1-3/4", 2-3/4" or 3", 20" Barrel [51602]](https://cdn11.bigcommerce.com/s-ezlzxhcsxg/images/stencil/1280x1280/products/9249/16740/mossberg-590s-m-lok---12ga-1-34-2-34-or-3-20-barrel-51602-3__93033.1727875560.jpg?c=1 "Mossberg 590S M-LOK - 12GA, 1-3/4\", 2-3/4\" or 3\", 20\" Barrel [51602]")
![Mossberg 590S M-LOK - 12GA, 1-3/4", 2-3/4" or 3", 20" Barrel [51602]](https://cdn11.bigcommerce.com/s-ezlzxhcsxg/images/stencil/100x100/products/9249/16737/mossberg-590s-m-lok---12ga-1-34-2-34-or-3-20-barrel-51602-2__43658.1727875560.jpg?c=1 "Mossberg 590S M-LOK - 12GA, 1-3/4\", 2-3/4\" or 3\", 20\" Barrel [51602]")
![Mossberg 590S M-LOK - 12GA, 1-3/4", 2-3/4" or 3", 20" Barrel [51602]](https://cdn11.bigcommerce.com/s-ezlzxhcsxg/images/stencil/100x100/products/9249/16738/mossberg-590s-m-lok---12ga-1-34-2-34-or-3-20-barrel-51602__93800.1727875560.jpg?c=1 "Mossberg 590S M-LOK - 12GA, 1-3/4\", 2-3/4\" or 3\", 20\" Barrel [51602]")
![Mossberg 590S M-LOK - 12GA, 1-3/4", 2-3/4" or 3", 20" Barrel [51602]](https://cdn11.bigcommerce.com/s-ezlzxhcsxg/images/stencil/100x100/products/9249/16739/mossberg-590s-m-lok---12ga-1-34-2-34-or-3-20-barrel-51602-1__74120.1727875560.jpg?c=1 "Mossberg 590S M-LOK - 12GA, 1-3/4\", 2-3/4\" or 3\", 20\" Barrel [51602]")
![Mossberg 590S M-LOK - 12GA, 1-3/4", 2-3/4" or 3", 20" Barrel [51602]](https://cdn11.bigcommerce.com/s-ezlzxhcsxg/images/stencil/100x100/products/9249/16740/mossberg-590s-m-lok---12ga-1-34-2-34-or-3-20-barrel-51602-3__93033.1727875560.jpg?c=1 "Mossberg 590S M-LOK - 12GA, 1-3/4\", 2-3/4\" or 3\", 20\" Barrel [51602]")
Product Description
Mossberg 590S M-LOK
For the ultimate in shooting flexibility, the all-new 590S Series cycles 1.75″, 2.75″, or 3″ shells. Pick one shotshell length for specific shooting needs, or simultaneously load any combination of those shell lengths. The choice is yours with the 590S. Full-length stocks are paired with an 18.5″ barrel with bead sight or 20″ barrel with adjustable ghost ring sights and an M-LOK® compatible forend.
Standard 590 Pump-Action Features: Dual extractors, twin action bars, positive steel-to-steel lockup, and anti-jam elevator provide smooth operation. Other features include top-mounted ambidextrous safety, matte blue metal finish, magazine clean-out tube with cap, and a logo-engraved receiver.
Features:
- Dual extractors
- Positive steel-to-steel lockup
- Twin action bars
- Anti-jam elevators to ensure smooth operation
- Top mounted safety for ambidextrous operation
Specifications:
- Gauge: 12 Gauge
- Action: Pump
- Chamber: 1-3/4", 2-3/4" or 3"
- Capacity: 13+1; 8+1; 7+1
- Sights: Ghost Ring
- Barrel Length: 20"
- Choke: Accu-Choke System - Cylinder Bore Choke Tube Installed
- Barrel Type: Matte Blue
- Stock: Fixed Synthetic
- Overall Length: 41"
- Length of Pull: 13.875"
- Weight: 7.25 lbs.
- Part #: 51602
This is a Non-Restricted Firearm.
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