The Nightstick 556 is built for seamless suppression, offering top-tier sound reduction and recoil control in a short, ergonomic package that eliminates the need for a second SBR tax stamp. Perfect for tactical training, home defense, or range time, this all-in-one 5.56 setup delivers precision, reliability, and a quieter shooting experience-without the added bulk. Stay locked in, feel the power. 5.56 integrally suppressed upper