Stern Defense Conversion Block M&P and P320/P250 9mm and .40 S&W Magazines
The Stern Defense Magazine Conversion Block allows you to use 9mm or .40 S&W P320/P250 and M&P magazines in your favorite standard AR-15 lower receiver. This magazine adapter installs in seconds and features last round bolt hold open functionality – a welcome improvement when compared to other PCC builds. The Stern Defense MAG-ADMP9&40 adapter is constructed from 6061-T6 aluminum with a 4140 steel NiB coated feed ramp and are designed to be used with a Glock cut bolt. If you are looking to convert a standard AR to use 9mm or .40 caliber, this mag well adapter is a perfect start.
Features:
- Designed for use with 9mm or .40 caliber barrels and Glock cut bolts
- Constructed from 6061-T6 aluminum with type 3 hardcoat anodized finish
- 4140 steel NiB coated feed ramp
- Ergonomic magazine release
- Last round bolt hold open
- Works with all generations M&P, Sig P320, and P250 magazines
- Works with any Mil-Spec lower receiver
- Made in the U.S.A.
With pistol caliber AR-15s on the rise in popularity, Stern Defense is leading the way with innovative components to convert your standard AR lower to be compatible with pistol magazines from Glock, S&W, and even Beretta in a variety of calibers. Stern Defense is located in Missouri and dedicated to helping you build the ultimate pistol caliber carbine.
By purchasing Stern Defense Conversion Block M&P and P320/P250 9mm and .40 S&W Magazines from our online store, you are guaranteed to receive a high-quality item. We work with trusted brands to offer shooting and hunting enthusiasts, both amateur and professional, quality products at a reasonable price. Choosing to buy from us means opting for quality and practicality
