The Precision Armament EFAB Hybrid Muzzle Device combines superior muzzle control with effective flash suppression even on barrels as short as 10 inches. Patented EFAB technology uses an innovative configuration of diverging expansion nozzles to both diffuse and cool combustion gases resulting in maximum recoil reduction with minimum concussion to the rear and sides of the shooter. Closed bottom reduces dust signature when shooting prone. Precision machined from heat treated 416 stainless steel with an advanced Ionbond high temperature CrCN coating for extreme durability. Features pilot hole for permanent pinning to bring 14.5" barrels to legal length. FeaturesDesigned for superior muzzle control, recoil reduction, and flash suppression on SBR's, AR pistols, and bullpups.Patented EFAB technology uses an innovative configuration of diverging expansion nozzles to both diffuse and cool combustion gases.Ideal for low light and close quarter applications, where flash suppression and low ...