Yankee Hill Machine Mini QD Brake 9mm 1/2-28 | YHM-3109-1MB-28A

The Yankee Hill Machine Mini QD Muzzle Brake is a compact muzzle device engineered for use with 9mm bore quick-attach suppressor systems and for unsuppressed shooting when desired. It is offered with a 1/2×28 thread pattern and a black Melonite finish. The design emphasizes a small footprint and QD compatibility for shooters who run dedicated suppressed setups or who compete in disciplines that require fast attach/detach capability.

Product Specifications

• The manufacturer is Yankee Hill Machine.
• The model is Mini QD Muzzle Brake.
• The caliber/gauge is 9mm.
• The thread pattern is listed as 1/2×28.
• The bore is specified as a 9mm bore for QD suppressor systems.
• The finish is Black.
• The material/treated surface is listed as Melonite.
• The overall length is listed as 1.6 inches.
• The weight is listed as 0.15 as provided in the product data.
• The package includes a shim kit for timing and alignment.
• The product type is listed as a Muzzle Brake.
• An additional feature is listed as Single Port Mini QD Brake.
• The NFA thread pattern field is listed as 1/2×28.
• The package dimensions are listed as 1.75 x 3.15 x 7.00.
• The UPC is 841812102014.

Built to integrate with quick-attach suppressor systems and to remain usable unsuppressed, the Mini QD offers a compact, practical option for competitors and range-focused shooters who need reliable, low-profile muzzle hardware. Its small form factor and included shim kit make it a straightforward choice when matching timing and fitment to threaded barrels and QD mounts.

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