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.40 S & W Glock Style Bolt Assembly

.40 S&W Bolt Assembly

Quarter Circle 10 9mm Glock Style Bolt

9MM Universal Bolt Assembly

.45 ACP Glock Style Bolt Assembly

Quarter Circle 10, THE AR Pistol Caliber BRAND. Leader in top of the line, dedicated AR15 Pistol Caliber parts. .45 ACP Glock Style Bolt Assembly

Availability: In stock
  • Advanced blowback design

  • Manufactured to function reliably with Glock .45 ACP magazines  

  • Drop-in Installation

  • 8620 Steel Bolt

  • QPQ Nitride treated for maximum durability and wear resistance.

  • Heavy Duty Extractor

  • Removable mass

15 oz assembled weight.

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Color Black
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