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Magpul Industries SGA
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.

Magpul Industries

SGA

$114.95
$109.20
Sale Price
Available California compliant

Magpul Industries SGA Stock, Fits Mossberg 500/590, Black MAG490-BLK

Key Details
Brand Magpul Industries
Manufacturer Part Number MAG490-BLK
UPC 873750008523
SKU MPIMAG490BLK
Current Stock 642 available
Quantity Updated Apr 26, 2026 9:05 PM
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Purchase Requirements
  • 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

The SGA Stock is an ambidextrous, user-configurable buttstock designed to add much-needed adjustability to the tried and true Mossberg 500/590/590A1 12ga series of shotguns. Featuring a spacer system for length of pull adjustment, improved grip ergonomics, recoil-reducing butt-pad, optional cheek risers for use with optics/raised sights, and other accessories, the Mossberg SGA brings Magpul design and engineering to another classic American firearm. Available in Black, Flat Dark Earth, and Orange to adapt to the mission at hand. Made in U.S.A.

Features
  • Spacer system for length of pull adjustment
  • Fits Mossberg 500/590/590A1 12ga series of shotguns
  • Improved grip ergonomics
  • Ambidextrous
Specifications
UPC: 873750008523
Manufacturer: Magpul Industries
Manufacturer Part #: MAG490-BLK
Model: SGA
Type: Stock