YHM R9 9mm Suppressor | 1/2-28 | YHM-2155-28

The Yankee Hill Machine (YHM) R9 is a 9mm direct-thread suppressor built with 17-4 PH stainless steel and finished in matte black Cerakote. It is configured for 1/2-28 tpi direct-thread attachment and is designed to accept YHM rear pistol mounts and HUB mounting options. The design emphasizes compatibility with short-barreled rifles (SBRs) and use on pistols when paired with a Nielsen booster assembly.

Product Specifications

• The manufacturer is Yankee Hill Machine.
• The model is R9.
• The manufacturer part number is YHM-2155-28.
• The caliber is listed as 9mm.
• The material is 17-4PH Stainless Steel.
• The finish is Matte Black Cerakote.
• The outside diameter is 1.562 inches.
• The NFA thread pattern is 1/2×28.
• The NFA attachment method is Direct Thread.
• The product accepts YHM rear pistol mounts.
• The suppressor can be disassembled and is marked as serviceable.
• The ATF model designation is R9.
• Full-auto rating is listed as Limited.
• The UPC is 841812101598.

The R9 is positioned as a versatile 9mm option for shooters who want a compact, robust suppressor that integrates with YHM mounting systems and pistol booster assemblies. Typical uses include range training with suppressed pistol configurations and short-barreled rifle applications where a compact direct-thread suppressor is appropriate.

Built for durability and compatibility, the R9 aims to combine rugged materials and modular mounting into a compact package suitable for regular range use and platform-specific suppressed shooting. Consider the R9 when you need a corrosion-resistant 9mm direct-thread suppressor that works with YHM mounting accessories.

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