SilencerCo Thread Protector - 1/2x28

Perfect for transporting your firearm or while waiting for ATF approval for that new silencer, the SilencerCo® Thread Protector - 1/2x28 keeps your barrel’s threads crisp and protected. Simply twist this thread protector onto the end of your barrel to help prevent dust, debris, and other contaminants from clogging the threads. Features durable steel construction. 1/2x28 threads.