The updated Plan B type mounts are engineered for precision and reliability, featuring larger wrench flats on the rear to facilitate easier installation and adjustment. Alignment - utilize an alignment rod to confirm the correct setup of the entire system. Proper alignment is crucial for the device's effective operation. Surface preparation - ensure all surfaces, including the muzzle device and barrel, are thoroughly cleaned and free of debris and contaminants for a secure fit. Muzzle device installation - torque the muzzle device to the barrel at approximately 15 - 25 ft-lb. Apply Rockset to secure the muzzle device firmly. Ensure the muzzle device is square against the shoulder for a proper seal. 4. Suppressor installation - clean both the threads and tapers before attaching the silencer to the muzzle device. Torque the suppressor to 10 ft-lb for a secure connection. Double-check the alignment to prevent operational issues. Important Considerations - warranty Notice - using this product on a Q can will void your warranty. Be aware of this before proceeding with installation. Finish and Sealing - the nitride finish enhances the seal between components, contributing to a tighter and more reliable connection. Proper torquing and application of Rockset to the muzzle device are critical to prevent potential issues. By following these guidelines, you can ensure a secure and efficient setup, allowing you to fully benefit from your Plan B type mounts. 17-4 PH H900 Compatible with Atlas and Atlas XL Compatible with Plan B Atlas XL adapter does not experience overrun Black nitride coating with a surface hardness of 67 HRC