This is the pistol caliber version of The Jack. Glock compatible magazine fed. Available as the AR-15 lower (compatible with any .9mm upper) configurable in .9mm, .40 S&W, and .357 SIG. NOTE: Requires a lower parts kit, buffer & stock of your choosing to complete.
Brand: Sharps Bros
Sharps Bros JACK9 9mm/.40 S&W/.357 Sig Stripped Lower Receiver
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