Features & Specs -Decibel Testing done to Mil 1474D specs. Thread pattern 5/8x24 Right hand. -All decibel levels taken at the muzzle.- AR10 308 Win - 147DBRem 700 308 Win - 147DB -Simple and rugged contruction -4130 Chromoly steel exterior wall/ 316 stainless interior. Incorporates dual wall integrity and highly corrosive resistant interior wall -High heat graphite air cooled cerakote finish that withstands up to 2000 degrees -Length 8.5" Diameter 1.5" Weight 29 Oz -Reinforced straight stacked baffle -Direct thread security (no wobbly quick disconnect) -Customer serviceable using an AR15 stock wrench -Full auto use. The Po' Boy suppressor is capable of handling sustained full auto fire on both long 16" and limited short 10" barrels. Our Decibel testing was done following the Mil Standard 1474 Delta. Using a 2017 calibrated Bruel & Kjaer 2209 with a 4136 microphone. ***We also took special care to ensure that we used a standard AR-15 stock wrench pattern to remove the front cap to clean out the interior and baffling after use.**