Surefire
Model:

RC4
Surefire SOCOM RC4 Rifle Suppressor, 223 Remington/5.56 NATO, 3D-Printed Inconel Construction, 17oz, 1.5" Diameter, 6.3" Length, Low Back Pressure, End Mount Fast-Attach, Cerakote Finish, Black SOCOM556-RC4-BK
UPC: 84871334303
Surefire
Model:

SOCOM556
Surefire SOCOM556, RC3, Suppressor, 6.4", 5.56 NATO, Flat Dark Earth, Fits SureFire Muzzle Devices SOCOM556-RC3-DE
UPC: 84871332248
Surefire
Model:

SOCOM6
Surefire SOCOM6-Mini4 Mini Rifle Suppressor, Suppressor, 6MM ARC, 5.8" Length, 1.5" Diameter, Inconel Construction, Cerakote Finish, Black SOCOM6-MINI4-BK
UPC: 84871334426