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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

$700.00
Available California compliant

Mossberg 590S, Shockwave, Pump Action, 12 Gauge, 3" Chamber, 18.5" Barrel, Matte Blued Finish, Shockwave Grip, Bead Sight, 9 Rounds, California Compliant, Cycles 1.75", 2.75", or 3" Shells 51600

Key Details
Brand Mossberg
Manufacturer Part Number 51600
UPC 015813516006
SKU MS51600
Current Stock 14 available
Quantity Updated Jun 8, 2026 7:22 PM
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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 all-new 590S Series cycles 1.75 in., 2.75 in., or 3 in. shells. Pick one shotshell length for special shooting needs, or simultaneously load any combination of those shell lengths. The choice is yours with the 590S. Dual extractors, twin action bars, positive steel-to-steel lockup, and an anti-jam elevator provide smooth operation. Other features include a top-mounted ambidextrous safety, magazine clean-out tube with cap, and a logo-engraved receiver on all models. This 18.5" Shockwave model holds up to 9 rounds (with mini shells) and is California compliant.

Features
  • Anti-jam elevator
  • Magazine clean-out tube with cap
  • Top-mounted ambidextrous safety
Specifications
UPC: 015813516006
Manufacturer: Mossberg
Manufacturer Part #: 51600
Model: 590S
Model (Alt): Shockwave
Action: Pump
Barrel Length: 18.5"
Capacity: 9 Rounds
Finish: Matte
Grips: Shockwave Pistol Grip
Sights: Bead