The OCL Polonium 5.56 Duty suppressor is a durable, hard-use 5.56mm suppressor, featuring a 1/2-28 direct mount adapter and universal 1.375x24 rear threads for versatile mounting options. Designed for professional performance in demanding environments.

SureFire RC2 (FDE) suppressor for 5.56 NATO/.223 Remington, with a two-stage baffle design and Flat Dark Earth finish. Fast-Attach compatible rifle suppressor engineered for use with SureFire mounting devices.

Knights Armament Company QDSS NT4 legacy suppressor for 5.56 NATO/.223 Remington, engineered for direct quick-detach interface with Knights QDC muzzle devices. Durable rifle suppressor with balanced attenuation and repeatable mounting. M4QD QDSS flash hider included.

Otter Creek Labs Polonium K 5.56 suppressor for 5.56 NATO/.223 Remington, tubeless 17-4 stainless construction with weight-reducing contours, direct-thread mount compatibility, and a duty-rated design optimized for sustained rifle use.

SureFire RC2 Mini (FDE) suppressor for 5.56 NATO/.223 Remington, featuring a compact, two-stage baffle design with a Flat Dark Earth finish. Fast-Attach compatible mini rifle suppressor engineered to attach via SureFire mounting hardware.