HISTORY

In 2018 Angstadt Arms teamed up with Sharps Bros. to manufacture a 9mm version of the iconic “Jack” lower receiver. The result was the Jack 9. A stylized lower receiver built on the proven Angstadt Arms 0940 GLOCKĀ® magazine fed lower receiver.

The Jack9 lower receiver was a limited release and is currently out of production and discontinued.

Specs

  • Last round bolt hold open on an empty magazine (LRBHO)
  • Accepts 9mm, .40 S&W and .357 SIG GLOCKĀ® magazines
  • Integrated, oversized trigger guard
  • Machined from 7075-T6 billet aluminum with a matte black hard-coat anodized finish
  • Threaded bolt catch screw
  • For use with a 9mm bolt carrier assembly and a standard AR-15 hammer
  • Accepts aftermarket GlockĀ® 9mm double stack magazines. We recommend using factory GlockĀ® magazines