Midwest Industries Alpha 1913 Beam Stock
Midwest Industries Alpha 1913 Beam Stock

Midwest Alpha Series M4 Beam

Midwest Industries 1913 stock adapter allows you to add any mil-spec stock


In stock

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SKU: MWMI-ALPHA-M4BSCategories: , ,

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Introducing the groundbreaking Midwest Alpha Series M4 Beam, a game-changing stock adapter. Designed with innovation and precision, this stock adapter allows you to effortlessly add any Milspec stock of your choosing to your firearm’s compact beam design, thanks to its seamless connection to a 1913 interface.

With its modular design, the Midwest Alpha Series M4 Beam provides unparalleled flexibility, accommodating a wide range of stock attachments. Whether you prefer a minimalist design or a fully adjustable stock, this adapter has you covered. Simply choose the stock that suits your needs and experience enhanced comfort and control during every shooting session.

This cutting-edge adapter features two QD sling attachments, providing you with the flexibility to attach a sling for increased maneuverability and convenience. Secure your weapon with ease and have quick and easy access when you need it the most. Crafted to be compatible with Mil-Spec diameter stocks, the Midwest Alpha Series M4 Beam ensures a perfect fit for optimal stability and performance. No more compromises on stock compatibility or wobbly attachments.

Experience the confidence and reliability that comes with a secure and sturdy connection. The curved top design of this stock adapter is engineered to mitigate wobble, even in the case of skeletonized beams. Say goodbye to unwanted movement and enjoy enhanced accuracy and stability with every shot.

The curved top brings peace of mind and lets you focus on what matters most – hitting your target with precision. But the Midwest Alpha Series M4 Beam offers more than just incredible functionality. It adds 7.0″ to the overall length of your firearm, significantly improving maneuverability and providing a more comfortable shooting experience. In the folded position, it adds 0.75″ to the firearm, enhancing compactness and ensuring easy transportation without compromising on performance.

Despite its exceptional features and superior durability, the Midwest Alpha Series M4 Beam remains impressively lightweight, with a complete assembly weight of just 11.6 oz. This means that you can enjoy the benefits of a customizable stock without sacrificing maneuverability or adding unnecessary weight to your firearm. Order now and experience the reliability and innovation of Midwest Industries.


  • Modular design can accommodate different mil-spec stock attachments
  • 2 QD Sling attachments
  • Curved top to mitigate wobble from skeletonized beam
  • Adds 7.0″ to overall firearm length
  • Adds 0.75″ to the firearm in the folded position,
  • Complete assembly weight: 11.6 oz
Weight0.5000 lbs
Dimensions10.0000 × 2.5000 × 2.5000 in

Midwest Industries






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Exceptional Firearms, Craftsmanship and Innovation

Angstadt Arms is born from a rich heritage of master gun makers, a family legacy spanning centuries, now reimagined with innovation and technology. We believe every gun owner is part of a grand story and we invite them to add a new chapter with us.

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Midwest Industries Alpha 1913 Beam Stock
Midwest Alpha Series M4 Beam

In stock

Purchase & earn 125 points!