Shopping Cart
Your cart is empty.
Browse Categories
Price Ranges
Browse by Manufacturer

Stern Defense Mag Adapter M&P 9/40

<< Previous in Adapter/ Conversion Mag Blocks Next in Adapter/ Conversion Mag Blocks >>

Our Price: $186.99
We currently have 8 available.
Item Number: MAGSDADMP940P320
Manufacturer: Stern Defense
Manufacturer Part No: MAG-ADMP940P320

Convert your standard mil spec AR 15, M4, M16 lower assembly to use 9mm and .40 S&W M&P and P320/P250 Magazines!  The Mag-AD series adapters install in seconds.  Boasting a last round hold open feature making them a breakthrough product and a must-have for law enforcement and civilian gun enthusiasts alike.

The Stern Mag-AD series adapters are made of aircraft grade aluminum, lightweight with ergonomic design.   

Note: These adapters require the use of a 9mm or 40S&W barrel, "depending on chosen caliber" and a Glock cut bolt.

Technical Information:

  • Made in the U.S.A.
  • Constructed from 6061 T6 aircraft grade aluminum.
  • 4140 NiB coated feed ramp.
  • Hard coat anodized type 3.
  • Sturdy Construction.
  • Ergonomic mag release.
  • Works with all generations of M&P magazines.
  • Works with P320 and P250 magazines
  • Works with any mil spec ar15 lower receiver.
  • All gun components besides the Bolt and Barrel remain stock.

Compatibility Questions Click here!

Related Products

Stern Defense Magwell Flare MOD1
MSRP Price: $73.00
Our Price: $65.00
You Save: $8.00 (11 %)
Stern Defense Magwell Flare MOD1
Please view details for more information.

Product Reviews

(0 Ratings, 0 Reviews)