Q, Plan B, Suppressor Mount, Connects Cherry Bomb Muzzle Brake to SilencerCo Suppressors, Fits Omega 9K, Omega 45K, Octane 9, Octane 45, Obsidian 9, & Obsidian 45, Harvester 300 Fits SilencerCo Omega 9K, Omega 45K, Octane 9, Octane 45, Obsidian 9, & Obsidian 45, Harvester 300 When your silencer is equipped with the Plan-B mount & Cherry Bomb muzzle brake by Q, you can enjoy your silencer without fear of launching it down range. As you'd expect, they accomplish this by utilizing tapers on both the Cherry Bomb and the Plan-B mount. This provides a better lock-up thanks to increased surface area, guarantees improved alignment of your silencer, and protects your threads from carbon exposure. No shims, washers, latches, springs, gimmicks, or timing of the muzzle device required!