The GEMTECH SHIELD is our premier titanium Quickmount Extreme Duty suppressor. The SHIELD features an upgraded baffle stack with an Inconel blast baffle for increased durability on short barreled full auto rifles. This enhancement allows our suppressor to pass the intense SOCOM Military standards. With the new insides the outsides were upgraded to include the NEW GEMTECH logo endcap. - Tested To SOCOM Military Standards - Caliber: 5.56MM NATO / .223 - Sound Reduction: 32 dB - Full Auto Rated - Length: 7 - Diameter: 1.5 - Weight: 16.3 oz. - Materials: Titanium & Inconel - Finish: High Temp Black Cerakote - Mount: Flash Hider (not included) - For Barrels: 10.3 or Longer - REQUIRES QUICKMOUNT THAT IS SOLD SEPERATELY