Gun weight is typically the product of caliber and muzzle velocity. Every gun is fitted with a radar Muzzle Velocity Measuring Device. It has black erect ears and a black muzzle. The weapon's barrel has an adapter for several types of muzzle devices. Nose is large and broad in relationship to the width of the muzzle. The bullet had a muzzle velocity of and of muzzle energy. The muzzle and forehead are greyish-reddish. Only pistols with muzzle energy exceeding are not allowed. Carbine either by name or by minimum muzzle energy required. The head was rounded with an extended broad muzzle. The 12-pounders fired , projectiles at a muzzle velocity of . Rounds can be loaded from either the muzzle or the breech. They fired shells that weighed with a muzzle velocity of . The M1918 has a cylindrical flash suppressor fitted to the muzzle end. The head was rounded with an extended, broad muzzle.