Yankee Hill Machine R9 9mm Direct Thread Suppressor
Versatile 9mm suppressor rated for 123 dB sound reduction. Stainless steel construction handles high-volume fire, submachine guns, and SBRs. Compatible with .300 Blackout and .308 Winchester. Includes direct thread adapter.
Yankee Hill Machine R9 9mm Suppressor
The R9 represents a thoughtful approach to suppressor design—a 9mm-focused system that doesn't sacrifice versatility or durability. Yankee Hill Machine engineered this suppressor to excel in its primary role while remaining capable across multiple calibers and platforms.
Core Capabilities
Designed primarily for 9mm submachine guns and short-barrel rifles, the R9 delivers 123 dB of sound reduction. The suppressor handles high-volume fire without compromise, making it suitable for both professional and recreational shooting.
Versatility Across Platforms
While optimized for 9mm, the R9 accepts other calibers including:
- .300 Blackout (7.5" minimum barrel)
- .308 Winchester (16" minimum barrel)
- 5.56 NATO (16" minimum barrel)
- 6.5 Grendel (16" minimum barrel)
- 350 Legend (16" minimum barrel)
With Yankee Hill Machine's Nielsen Booster Assembly, the R9 transitions to handgun use, expanding your suppressor investment across your entire collection.
Construction and Design
Material: 17-4 Stainless Steel—corrosion-resistant and built for durability
Dimensions: 5.2" length, 1.5625" diameter (5.5" with direct thread adapter)
Weight: 9.3 ounces (11 ounces with direct thread adapter)
Mount: 1/2"-28 Direct Thread HUB Adapter
Full Auto Rating: Limited
What's Included
The R9 ships ready to mount with a 1/2"-28 direct thread HUB adapter and two additional mounting options (YHM-2007 and YHM-2146), giving you flexibility across your firearms collection.
This is practical suppressor engineering—capable, durable, and reasonably priced.
