The Yankee Hill Machine (YHM) sRx Short Q.D. Flash Hider is a compact muzzle device engineered for use with the YHM sRx suppressor mounting system. It is designed to minimize added length and weight while providing a consistent, low-profile interface for quick-detach suppressor attachment. The SRX short configuration emphasizes ease of use and a clean aesthetic when used with the compatible YHM sRx adapter.
Key Specifications
- The threaded interface is listed as .578-28 in the provided product name.
- The muzzle device length is 1.8125 inches.
- The device adds 1.175 inches to the barrel on barrels with 0.6″ threads.
- The outside diameter is listed as 0.75 inches.
- This unit must be paired with the YHM sRx Adapter YHM-4400 for proper suppressor mounting.
- The sRx mounting interface attaches to the industry standard 1-3/8″ x 24 HUB threads (per manufacturer text).
- The design includes an internal taper seal forward of the threads to help form a tight gas-sealing contact with the suppressor mount.
- The SRX short model is specified as a small, low-profile quick-detach muzzle device with no moving parts.
- The device is described as adding minimal length and weight to a suppressor-equipped setup.
The YHM SRX Short Q.D. Flash Hider is aimed at shooters who prioritize a streamlined, easy-to-use suppressor interface and a tidy muzzle profile. When combined with the YHM sRx adapter, it supports fast, repeatable mounting while keeping added bulk to a minimum, making it suitable for builds where balance and appearance matter alongside practical function.








