Type: AR-9 Stripped Lower Receiver — milled from 7075 T6 aircraft grade aluminum billets
Caliber: Multi (will accept any 9mm, .40 S&W, .357 SIG, and other small frame caliber)
Magazine: Accepts MP5 style small frame pistol caliber magazines in 9mm, .40 S&W, .357 SIG, and other calibers
Weight: 12.9 oz
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