(SOT required for purchase. Silencers may not be combined with other product when shipping.) Caliber: 5.56 NATO - Sound: 133 dB - Material: Inconel 718 - Size: 6.4 x 1.625 - Weight: 11.5 oz - Threads: 1/2-28 tpi - The SRD556 is an Inconel 718 direct thread silencer. 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 sporting rifles in .223/5.56mm on the market today. The rear mount has wrench flats to torque the silencer to the barrel. These wrench flats can be used as a location to pin and weld the silencer to make a shorter barrel over 16 in total length.
Determined at checkout.