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Quarter Circle 10 GSF Side Charging Receiver Set

GSF Side Charging Receiver Set BLEMISHED

Quarter Circle 10 Glock Glock Small Frame Skeletonized Receiver Set - Rear Charging

Glock Small Frame Skeletonized Receiver Set

QC5 Side Charging Receiver Set BLEMISHED

Quarter Circle 10, THE AR Pistol Caliber BRAND. Leader in top of the line, dedicated AR15 Pistol Caliber parts. QC5 Side Charging Upper-Lower Receiver Set

Availability: In stock

Quarter Circle 10 Blemished Receivers may have one or more minor cosmetic defects including, but not limited to dents, scratches, dings, discolorations or any other aesthetic imperfection, none of which affect functionality or performance.  Quarter Circle 10 Blem Receivers maintain the full manufacturer’s guarantee on functionality, but do not include a warranty on the finish.

  • QC10 Stripped QC5 Lower Receiver with proprietary parts
  • Accepts mil-spec receiver extension (buffer tube)
  • QC5 Side Charging Upper Receiver with Gibbz Arms Technology (side chargers not compatible with QC10 Keymod Handguards)
  • Latching, Non-Reciprocating Charging Handle
  • Engineered for 9x19mm MP5 magazines
  • Accepts QC10 Universal 9MM Bolt Assembly
  • Type III Hard Coat Anodizing
  • No Lower Parts Kit installed
  • Made For the AR Platform- Not Modified
  • Handguards with overlapping anti-rotation tabs may not be compatible with QC10 billet upper receivers, including Side Charging uppers.


 NOTE: The QC5 product line does not feature a Last Round Bolt Hold Open (LRBHO).  The Mp5 magazine does not have a provision to support it. 

Any orders containing lower receivers require a verified FFL dealer to make the transfer.

Lower receivers will not be shipped until QC10 has  your dealer's license on file.

Please contact your desired dealer about sending us a copy of  their license.

More Information
Size Large
Lower Receiver QC5
Upper Receiver Stripped
Lower Receiver Stripped
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