Product Description

Magpuls PMAG 20 AR 300 B GEN M3 is a purpose-built magazine for rifles chambered in .300 Blackout (300 BLK). Similar in every way to our PMAG 30 AR 300 B, the PMAG 20 is more compact for increased maneuverability and creates a more concealable package for use in small format firearms.The PMAG 20 AR 300 Bs distinct ribbed design and smoother upper-half texture provides the shooter a distinct visual and tactile difference from any other PMAG to mitigate dangerous cross-loading issues.

Features :

  • Dedicated for rifles chambered in 300 BLK that supports the differing geometries found in that caliber
  • 20-round body is more compact for increased maneuverability
  • Distinct rib design and texture provide visual and tactile differentiation to mitigate dangerous cross-loading issues
  • Next-generation impact and crush-resistant polymer

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Magazine Capacity Restrictions Notice

Due to varying state and local laws, certain jurisdictions restrict the sale, transfer, and/or possession of firearm magazines that exceed specific capacity limits (commonly defined as more than 10 rounds).

As of 2024, magazine capacity restrictions are in place in states including California, Colorado, Connecticut, Delaware, Hawaii, Illinois, Maryland, Massachusetts, New Jersey, New York, Oregon, Rhode Island, Vermont, and Washington, along with certain local jurisdictions. These laws may differ in terms of allowable capacity limits and treatment of previously owned (“grandfathered”) magazines.

It is the customer’s responsibility to know and comply with all applicable local and state laws prior to placing an order.

All orders are subject to review prior to shipment. If an order is determined to be non-compliant with state or local regulations, it will be canceled and fully refunded.

We are committed to operating within all legal guidelines and will gladly assist customers in selecting compliant products that meet their state’s requirements.