SureFire SOCOM556-RC2. Improved version of the USSOCOM trial-winning suppressor for 5.56mm weapons with 10"+ barrels. 6.4" overall length. Inconel alloy and stainless steel construction, CNC laser-welded for extreme durability. Reduces sound, flash (up to 99.3% over bare muzzle), and dust signatures. Internal venting reduces back pressure, cyclic rate, and gas blowback. Compatible with all SureFire Fast-Attach mounting adapters including flash hiders, muzzle brakes, and WARCOMPs. Test-fired to verify sub-1 MOA group size and point-of-impact shift. Full-auto rated. Made in USA. Note: If this product is reflected as in-stock it means it's either physically in-stock or allocated and available (serial number is assigned) at my distributor