An amusing video has emerged from the US of a man jamming a mint-condition smart phone into the chain of a dirt bike.<br /><br />The footage, filmed over the weekend in California, shows the filmer squeezing the brand new iPhone 6s into the chain, before absolutely destroying it. <br /><br />The tech vlogger regularly makes videos of himself testing the durability of iPhones, dipping them into paint, lava lamps and even Coca Cola.
