AutoMag 160 in .357AMP: For When the Regular AutoMag is too Common

Cool Forgotten Weapons merch! The AutoMag was originally designed to use a rimless version of the .44 Magnum cartridge; the .44 AMP. Shortly after it was introduced, though, the company Brough out a second cartridge, the .357 AMP. This was simply the regular cartridge necked down to use .357“ projectiles. It was a bottlenecked case with a huge powder capacity for a 9mm round, and it could be loaded to velocities in excess of 2000fps with a light bullet. Yowza! That said, a more typical loading was a 158gr bullet at 1500-1600 fps. What made the second caliber feasible was the easy swapping of barrel assemblies on the AutoMag pistol. Since the case head was the same for both rounds, simply dropping on a new barrel was the only step in changing from one caliber to the other. Guns were even offered as one frame, t