VICKERS .303 MK I 
- TYPE: Heavy Water-Cooled Machine Gun
- CALIBER: .303in
- LENGTH: 45.5 in (1.156 m)
- LENGTH OF BARREL: 28.4 in (.721 m)
- WEIGHT: 40 lb (18.1 kg) for the gun with cooling water
- MUZZLE VELOCITY: 2,440 ft (744 m) per second
- FEED: 250-round fabric belt (450-500rpm)