.45 ACP Glock Style Bolt Assembly

Availability: In stock

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


Shipping & Returns

Shipping: All orders are shipped within 72 hours Monday -Thursday 6am - 4pm Arizona Time.

Any order containing a lower receiver will not be shipped until we receive a copy of your FFL. Once received regular shipping policies apply. Submit your FFL Here.

Returns: Quarter Circle 10 offers a 30 day return, refund and exchange policy. See Details.

  • Advanced Blowback Design

  • Engineered to function specifically with Glock .45 ACP magazines and ammunition. 

  • Patented bolt face and extractor geometry for optimum performance and reliability. 

  • Drop-In Installation

  • Heat Treated  8620 Steel Bolt

  • Hard Chrome Firing Pin

  • QPQ Nitride treated for maximum durability and wear resistance.

  • Heavy Duty Dedicated .45ACP Extractor

  • Removable Bolt Mass

  • Threaded Extractor Retaining Pin

  • 15 oz. Assembled Weight

  • Quarter Circle parts are designed to work within mil-spec perimeters.  However, for optimum performance we recommend using QC10 parts for all your core elements, (Receivers, bolt, barrel and adjustable buffer system). 

  • Made For - Not Modified.  Every QC10 product is engineered specifically for pistol caliber ammunition, not modified from an existing platform, increasing functionality, reliability and overall performance.

More Information
Model / Caliber GLF .45ACP
Caliber .45 ACP
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