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Mossberg 590S
California Proposition 65 Warning

This product can expose you to chemicals including lead, known to cause cancer and birth defects. For more info visit P65Warnings.ca.gov.

Mossberg

590S

$742.00
Available California compliant

Mossberg 590S, Optic Ready, Pump Action, 12 Gauge, 3" Chamber, 18.5" Barrel, Matte Blued Finish, Adjustable Length of Pull Synthetic Stock, Bead Sight, Receiver Milled for Shield RMSc Pattern Micro Dot Sights, 9 Rounds w/1.75", 6 Rounds w/2.75", 5 Rounds w/3" Shells 51607

Key Details
Brand Mossberg
Manufacturer Part Number 51607
UPC 015813516075
SKU MS51607
Current Stock 52 available
Quantity Updated Apr 23, 2026 11:15 AM
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Purchase Requirements
  • This product requires FFL processing before pickup or transfer.
  • Age verification is required before checkout completion.
  • California compliance or distributor restriction review may apply.
  • Final availability is confirmed at checkout.
In-Store Pickup Required: All firearm purchases must be picked up at our Beverly Hills location after background check completion.
Product Description

For the ultimate in shooting flexibility, the 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. Features standard Mossberg 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
  • Optic-Ready
  • Compact and Adjustable Length of Pull (12-13")"
  • Cycles 1.75, 2.75" or 3" shells interchangeably"
  • Redesigned Elevator, Bolt Slide and a new Energy-Absorbing Bumper
Specifications
UPC: 015813516075
Manufacturer: Mossberg
Manufacturer Part #: 51607
Model: 590S
Model (Alt): Optic Ready
Action: Pump
Barrel Length: 18.5"
Capacity: 9 Rounds
Finish: Matte
Sights: Bead