Herrington Arms
Smith & Wesson M&P9 M2.0 Metal Compact 4" Compensators
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Manufacturer
Smith & Wesson
Model & version
M&P9 M2.0 Metal Compact 4"
Mounting details
S&W C.O.R.E. plate system, MIL-STD-1913 Picatinny
Parts listed
2 total
Smith & Wesson M&P9 M2.0 Metal Compact 4"Compensators
What the compatibility labels mean
How we knowHow we check compatibility
- Lab testedFit checked by Firearm Lab for the recorded setup.
- Documented fitmentSupported by manufacturer, partner, or reviewed community evidence.
- Interface matchMounting details match, but this exact model and part have not been confirmed to fit together.
Check your exact model and part before ordering. Fitment limits
Herrington Arms1
Based on manufacturer information — Aug 2026. May require modification — see notes.
Parker Mountain Machine1
PMM Compensator for Smith & Wesson M&P9
May require modification — see notes.