The SRD556 is an Inconel 718 direct thread suppressor. Inconel 718" a nickel alloy stainless steel" provides the highest level of durability" particularly with short-barreled hosts using supersonic ammunition. The 1/2x28tpi threads match the vast majority of modern rifles in .223/5.56mm on the market today. The rear mount has wrench flats to torque the suppressor to the barrel. These wrench flats can be used as a location to "pin and weld" the suppressor to make a shorter barrel over 16" in total length.

Features :

• 5.56 NATO caliber
• Taper-lok
• Wrench flats
• 1/2x28 direct thread
• Wrench flats can be used to “pin and weld”