1045 Receiver Set for GLOCK®


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

SKU: AA1045RSBACategories: ,
  • Last round bolt hold open on an empty magazine
  • Flared magwell for faster reloads
  • Lower receiver accepts 45 ACP GLOCK® magazines
  • Integrated, oversized trigger guard
  • 7075-T6 billet aluminum lower receiver with a matte black hard-coat anodized finish
  • 7075-T6 billet aluminum slick side upper receiver with appropriately sized ejection port and no forward assist or dust cover
  • Threaded bolt catch screw
  • For use with a 45 ACP bolt carrier assembly and a standard AR-15 hammer
  • Lower weight: 10.8 oz
  • Upper weight: 6.5 oz
  • Patent pending
  • Accepts all aftermarket Glock® 45 ACP double stack magazines


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