The PR-57 features a magazine-less design along with an innovative rotary barrel to reduce the pistol's overall weight by nearly 40%. The pistol sports a top-loading design that allows for a more compact design and allows users to feed ammunition manually by hand or through the use of included stripper clips. This model features an all-black color pattern and has an internal magazine capacity of 20 rounds. Two stripper clips are included along with an optic plate. Guns.com Review of the PR57.