FUNCTIONS: No detectable first round pop. Drops sound to well below hearing safe levels (specific reduction based on caliber, weapon configuration, and atmospheric conditions) average measurement per MILSTD-1474D of 114 dB average with Gemtech subsonic ammunition and 123dB with CCI Minimag ammunition. Decreases flash, decreases recoil, increases accuracy. Fully and easily serviceable. Disassembles with common tools. ADDITIONAL INFORMATION: The Maxim Defense DRF suppressor is specifically designed to minimize the increase in cyclic rate and gas blowback of a suppressed weapon system. Primary design features include the significant reduction of sound signature, decreasing flash signature, reduction of recoil, increase in accuracy. FEATURES” State-of-the-art MonoKore design. Simple 3-piece design. Military-grade materials. Adds 5.4 to the muzzle. Specifically designed .22LR rifles and pistols.