The Q Sugar Weasel rifle is a 16-inch direct impingement rifle chambered in 5.56 NATO. It is built on a M16 spec receiver set (no forward assist), and features a 1:7 twist barrel, Cherry Bomb muzzle brake, adjustable gas block, Literally The Best Trigger Ever Made and 6-position receiver extension that houses a carbine length action spring and buffer and is topped off with a Magpul SL-K stock