For the past decade, the military chosen and adopted Blackout flash hider has been considered one of the most effective small-arms flash hiders in the world. The three prong design all but eliminates visible flash on barrels as short as 10 inches. A high-strength, corrosion-resistant aerospace alloy and ultra-hard SCARmor finish provide the highest level of durability. This 90 tooth ratchet taper is for AAC's SR-7 for 7.62mm hosts.
|Thread Pattern||5/8x24 tpi|
Determined at checkout.