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Quarter Circle 10 Ranger (GSF) Rear Charging 9mm Builders Kit - 16"

AR-15 Receiver Set

In stock
Only 3 left

Ships from Distribution Facility

FFL Required Before Shipping.
Please have your dealer email a copy of their FFL to [email protected] or fax it to 253-218-2998, referencing your name and order number.


The QC10 Builders kit is for the customer that realizes the importance of high quality matching core components. The kit includes a QC10 lower and upper receiver with proprietary parts, a barrel of desired length with a patented bolt and an adjustable buffer assembly. This represents the essential bones of a great pistol/carbine build and the reassurance that the parts contained within the kit are made for, not modified, the chosen pistol caliber.


  • Builder's Kit includes the "bones"- the core components for building your own Quarter Circle 10 Carbine or Pistol

  • QC10 Stripped Glock Small Frame (GSF) Lower Receiver with proprietary parts

  • QC10 Billet Rear Upper Receiver

  • 9x19mm barrel in 16"

  • Patented Universal 9MM Bolt Assembly

  • QC10 Adjustable Buffer Kit

  • Made For the AR Platform- Not Modified

More Information
Product Type AR-15 Receiver Set
Manufacturer Quarter Circle 10
Barrel Length 16"
Caliber 9mm
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