Gun of the Week: Dark Mountain Arms Stowaway Rifle

Published on February 27, 2026
Duration: 2:09

This review of the Dark Mountain Arms Stowaway highlights its unique single-shot, bolt-action design chambered in 5.7x28mm, with a mention of a 9mm pistol variant. Expert instructor Jay Grazio demonstrates its compact, collapsible nature, ideal for backpacking or bug-out bags, and explains the manual cocking mechanism and left-handed bolt operation beneficial for right-handed shooters. The rifle features a 16-inch barrel threaded with 1/2x28 pitch for rimfire suppressors.

Quick Summary

The Dark Mountain Arms Stowaway is a unique bolt-action rifle in 5.7x28mm, featuring a highly compact, collapsible design ideal for backpacking. It packs into a 17-inch space and requires manual cocking for each shot after closing the bolt. The barrel is 16 inches long and threaded 1/2x28.

Chapters

  1. 00:04Introduction to the Stowaway Rifle
  2. 00:309mm and Pistol Variants Mentioned
  3. 00:51Unique Collapsing Design Described
  4. 01:31Bolt Design and Manual Cocking
  5. 01:53Where to Find More Information

Frequently Asked Questions

What makes the Dark Mountain Arms Stowaway rifle unique?

The Dark Mountain Arms Stowaway is a unique bolt-action rifle, particularly in its 5.7x28mm caliber. Its standout feature is its highly compact, collapsible design, allowing it to be packed into a small 17-inch space, making it ideal for backpacking.

How does the Dark Mountain Arms Stowaway collapse?

The Stowaway features a minimalist buttstock with a collet mechanism. By twisting this collet, the barrel can be pulled out or pushed in, enabling the rifle to collapse for easy transport and storage.

What are the caliber options for the Dark Mountain Arms Stowaway?

The primary model reviewed is chambered in 5.7x28mm. Dark Mountain Arms also produces a 9mm pistol version and a braced pistol version of their firearm.

Is the Dark Mountain Arms Stowaway suitable for beginners?

While the rifle itself is straightforward, its manual cocking requirement for each shot and bolt operation might be best understood by intermediate shooters. However, its compact nature and unique design could appeal to anyone seeking a portable firearm.

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