The New Nambu Model 57B is a Japanese self-loading, blowback operated pistol. It is chambered for .32 ACPcartridge which it takes from an 8-round box magazine. The New Nambu Model 57B has a 90 mm long barrel, is fitted with a fixed blade foresight and a fixed square notch rearsight. It has an effective range of 40 metres and a muzzle velocity of 300 metres per second and a rate of fire of 24 rounds per minute. Research New Nambu Model 57B
 
The Probert Encyclopaedia was designed, edited and programed by
Matt and Leela Probert