The SureFire SOCOM556-RC4 FDE is a next generation 5.56 NATO suppressor designed to deliver reduced back pressure exceptional durability and combat proven reliability for professional use. With a 6.3 inch overall length that adds only 3.8 inches to the firearm it preserves fast handling characteristics while providing advanced flash and sound reduction. Its full Inconel construction and Flat Dark Earth Cerakote finish offer rugged longevity and enhanced environmental resilience on 10.3 inch and longer barrels. SureFire SOCOM556-RC4 FDE Features The SOCOM556-RC4 FDE uses revised gas flow dynamics to dramatically reduce flash and lower back pressure by sixty percent resulting in improved reliability reduced gas blowback and a cleaner running firearm. A strengthened muzzle design increases durability under extreme firing schedules ensuring dependable performance in demanding tactical settings. Its compact 1.5 inch diameter and precision engineered internal geometry help maintain recoil control and consistent point of impact. The patented tool less Fast Attach system enables quick secure mounting and removal while providing repeatable alignment. This suppressor is backward compatible with millions of SOCOM Fast Attach muzzle devices already in circulation and performs optimally with SF3P FH556RC and WARCOMP open tine flash hiders. Proudly designed and manufactured in the United States the SOCOM556-RC4 FDE delivers the rugged reliability expected from SureFire's SOCOM series with a durable low visibility FDE finish. SureFire SOCOM556-RC4 FDE Specifications Manufacturer: SureFire Model: SOCOM556-RC4 FDE Family: SOCOM Series Sound Silencer Type: NFA Silencer Item Group: Centerfire Rifle Silencers Caliber/Gauge: 223 Rem | 5.56 NATO Finish: Flat Dark Earth Cerakote Finish Type: Black Overall Length: 6.3 Attachment Method: Quick Detachable Diameter: 1.5 Construction: 100 Percent Inconel and High Temp Alloys Weight: 17 oz Back Pressure Reduction: 60 Percent Barrel Compatibility: Optimized for 10.3 Inches and Longer Mounting System: Fast Attach Tool Less Design Muzzle Device Compatibility: SF3P FH556RC WARCOMP Country of Manufacture: USA