Phelps Bugle Tube - Unleashed V2.0 Elk Bugling System7 years after introducing the first generation of Unleashed bugle tubes, it was time for more innovation. Listening to our customers feedback and analyzing what we love and didn't like about the Unleashed, we went to work designing a new version with recycled plastic to improve our previous tube. Do you like using diaphragms but don't like the large flared mouthpiece? No problem! Remove the mouthpiece and blow straight onto the tube. This bugle comes