Rearden R2S Square Shoulder Flash Hider 1/2-28, Black

These are compatible with Plan B type bipods. Always utilize an alignment rod to verify the correct setup of the entire system. Ensure all surfaces are clean and the muzzle device is properly torqued and secured with Rockset to the barrel. Be aware that using this on a Q can will void your warranty. Torque the muzzle device to approximately 15 ft-lb - 25 ft-lb, ensuring it is square against the shoulder. When attaching the silencer to the muzzle device, confirm that the threads and tapers are cl