As big as a car: Huge Slingshot Cannon in Action

On December 30th, 2010, The Slingshot Channel presented a functional desktop size slingshot cannon. It fires 8 mm steel balls. Finally, the model was turned into reality 10 times bigger than the model, it fires 80 mm steel balls with impressive force. The huge amount of rubber (6 full Thera Band Gold stripes per side, 72 times stronger than hunterbands for conventional slingshots) propels a steel boule, petanque ball fast enough so it flies 200 meters (220 yards). See how it smashes b