The SureFire SOCOM556-RC3 combines decades of innovation with the most extensive flow dynamics study in history. Designed with exclusive parametric modeling and multi-variable aerospace software. Delivers 60% lower back pressure and unmatched flash reduction without compromising durability. Extreme accuracy and consistent repeatability. SOCOM muzzle device compatible. Made in the USA. FDE finish. 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