Crosman’s mysterious 451 Military .45 Auto
by B.B. Pelletier That was the model designation, but the 451 was really a .22 pellet pistol. As famous as the Crosman 600 is, the 451 is equally unknown, except among advanced collectors. Both air pistols were .22 caliber semiautomatics with true semiauto functioning. But where the 600 remained in production a full decade (1960-1970), … Read more