• Here at Piranha we listen to ur customers and you have asked us to bring in this tank banger
  • It uses a silicone ring to hold on your cylinder
  • Plastic ball that makes the sound for your buddy to hear and find you while underwater
  • Got seperrated? Not a problem reach around and just pull and release and the sound tells your buddy you are still underwater
  • Hey at this price you cannot afford not to carry one for safety