This specialized version of the FSC556 (sm556) is designed as a mounting option for YHM Phantom Suppressor in 5.56. While the 30 Caliber Phantom suppressors can be mounted on this device, the exit aperature does not support the .30 caliber round.
The SM556 Tactical Compensator has all of the compensation of the standard DNTC compensator combined with enough flash suppression to keep the flash out of your optics and line of sight.This device has been classified as a non-flash suppressing device by the BATFE
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