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RSR Part #: ANGAA1045RSBA Manufacturer Part #: AA1045RSBA

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Angstadt Arms, 1045 Lower/Upper Receiver Set, Semi-automatic, Black Finish, Accepts Glock Style Magazines in 45 ACP & 10MM


WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to

  • Flared Magwell for Faster Reloads
  • Integrated, Oversized Trigger Guard
  • Machined from 7075-T6 Billet Aluminum

Product Description

The 1045 is a dedicated 45 ACP GLOCK® magazine fed AR-15 billet lower and upper receiver set. Includes last round bolt hold open.