Best price
$202.99at Palmetto State Armory
Sale checked Oct 2, 2026
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Palmetto State Armory | $202.99Salechecked Oct 2, 2026 | Check store | Buy at Palmetto State Armory |
Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.
Price history
Dashed line = out of stock. Tracking since Sep 28, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Palmetto State Armory | $202.99 | $202.99 | $202.99 |
Since Sep 28, 2026.
About this part
The Stern Defense AR-15 Mag Well Adapter for 9mm Glock, Black- MAG-AD9 is a 9mm magazine. One store lists it, Palmetto State Armory at $202.99.
Fits and works with
- Caliber
- 9mm · Shop matching ammo
Specifications
- Platform
- AR-15
From the manufacturer
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-AD9 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.
Features:
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 Glock magazines.
Works with any mil spec ar15 lower receiver.
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