SureFire Bore Alignment Rod (.408 Cal)

This precision-machined stainless steel Bore Alignment Rod will help you make sure your rounds have a clear path through your bore, adapter, and suppressor. Simply insert the rod into the bore of the suppressor and examine its fit. If the space around the rod is even, your setup is properly aligned. Use of the bore alignment rod is recommended with any new build or any previously unshot setup.