The OTTER CREEK LABS POLONIUM is a very high performance low cost 5.56mm silencer. With top tier sound suppression, this silencer punches way above its weight class. One of the Highest Rated silencers on todays market.
Bore: 5.56/6mm
Length - 5.8"
Weight - 13.5oz
Mount Compatibility: HUB 1.375x24
Included Mount: Multi
Caliber Rating: Up to 6mm PRC
Full Auto Rating: YES!