Due to ATF final rule 2021R-08F, all Quarter Circle 10 Full Pistol Builds will no longer come with pistol braces installed or included.
Please contact us if you have any questions before ordering.

.45ACP GLF Pistol - Rear Charging

Availability: Out of stock
SKU
QC-NHWK-45

Quarter Circle 10, THE AR Pistol Caliber BRAND. Leader in top of the line, dedicated AR15 Pistol Caliber parts. QC10 GLF .45ACP Pistol

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.

Holiday Shipping: The QC10 Shop is closed from December 223rd-January 2nd. During this time, shipping will also be closed. You order will be processed on Jauary 2nd and will ship out the same or next week. Please double check your shipping information as well as get your FFL info in so that your order will not be delayed. 

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

  • QC10 .45ACP Rear Charging Receiver Set

  • Billet 7075-T6 Aluminum

  • Engineered for .45ACP Double Stack GLOCK® Magazines

  • Type III Hard Coat Anodizing

  • QC10 Dedicated .45ACP Bolt Assembly

  • Last Round Bolt Hold Open on Empty

  • Your Choice of Contoured .45ACP Barrel Length - 5.5”, 7.5”, 10.5” 

  • Corresponding Quarter Circle 10 Helix M-Lok Handguard

  • Adjustable Buffer System 

  • Enhanced Mil-Spec Trigger

  • Magpul MOE Collapsible Stock

  • Magpul MOE Grip

  • Radian Talon Ambidextrous Safety Selector

  • QC 10 Radian Raptor Ambidextrous Charging Handle

  • Includes (1) .45ACP  13-Round Factory Glock 21 Magazine

  • Includes Carrying Case

  • DOJ Cable Lock Included

  • 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. 


All orders containing a complete weapon must be shipped by 2 Day Air to a licensed,  Federal Firearms Dealer(FFL). Please have your FFL email us a copy of their current Firearms license.  Orders cannot be shipped without one. 

Note:  Current lead time for complete guns is 1-3 weeks. 


View/Download Manual

More Information
BARREL LENGTH 10.5 INCH, 5.5 INCH, 7.5 INCH
Handguard Length 15", 4.5", 6.5", 9.5"
Thread .578-28
Model / Caliber GLF .45ACP
Lower Receiver Glock Large Frame
Caliber .45 ACP