AR57
The [b]AR-57[/b] is a 5.7×28mm [[submachine gun|personal defense weapon]], based on the [[AR-15]] platform. It uses an axially-mounted [[P90]] magazines placed above the handguard on the upper receiver, while the default magwell on the lower receiver serves as an ejection port.

h1. See also
* [[AR-57 (Girls' Frontline)]]
* [[fn five-seven|FN Five-SeveN]]
* [[List of Weapons]]

h1. External links
* "Wikipedia: AR-57":https://en.wikipedia.org/wiki/AR-57
ar-57