The Best AR9 conversion available on the market!

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Want a 9mm AR but dont want to spend the money on a new set up? Stern defense has you covered with the best adapter on the market! It installs in seconds and runs like a sewing machine! Dont believe us? Check out the Video below!

AR-15 PCC Magazine Adapters for Glock or S&W by Stern Defense

Convert your standard mil spec AR 15, M4, M16 lower assembly to use 9mm and .40 S&W Glock 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 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.

⦁    MAG-AD9 Works with all generations of Glock magazines.

⦁    MAG-ADMP9&40 Works with all generations of M&P magazines.

⦁    Works with any mil spec ar15 lower receiver.

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