The Vickers was a water-cooled gun with a range of 4,500 yards (4,100m) which was adopted by the British Army as its standard machine gun in 1912. It could fire up to 500 rounds per minute.

Case in point, this motorcycle that the British Army had built in and around 1919, complete with a sidecar and what looks to be a Vickers water-cooled machine gun. Dope. According to the post on ...