The Can Cannon is basically a fully-legal BATFE approved soda can launcher that installs on an AR-15 or M16 rifle. When fitted on securely, it can launch full unopened soda cans and / or energy drinks up to 105-yards, making it perfect for sports games. A proprietary gas ported barrel and pressure tube reduce the exposure to high pressure gasses which could destroy relatively delicate projectiles. Continue reading for another video, more pictures and information.
"Each unit is sold as an assembled upper with receiver, headspaced and mounted ported barrel, and pressure tube. The system is compatible with any AR-15 mil standard bolt and most piston bolts," according to the company. More information.