The 3D-printed Inconel muzzle cap visually distinguishes the SureFire SOCOM-series RC4 models from previous generations. The SOCOM556-RC4 is a full-auto-rated suppressor that eliminates flash and reduces backpressure by as much as 60 percent. (Photo by Mark Fingar)
July 06, 2026
By Eric R. Poole
The Surefire SOCOM556-RC4 was announced in early December 2025. What surprised many was that the SOCOM-series RC4 so quickly followed the introduction of the SOCOM556-RC3 in October 2023.
“After launching the SOCOM-RC3 low-backpressure suppressor, we received enduser feedback regarding the possibility that enemies downrange could potentially see ignition from inside of the suppressor through the open vents at the front,” said Barry Dueck, vice president of Weapons & Suppressors. “Our engineers designed a new front-end that effectively prevents line of...
Continue Reading