Hello, we are currently not taking any orders on anything other than complete guns. Please understand complete guns there will be a delay of 12 weeks. All other products are currently unavailable for sale. Please check our dealer network for additional purchase options. Contact Info@quartercircle10.com with any questions.

American Made

Lifetime Warranty

(520) 269-6464

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Products

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  1. Brothers & Arms True Blue Gun Oil - .5 Ounce
    $10.99
  2. Brothers & Arms True Blue Gun Oil - 2 Ounce
    $14.99
  3. CLT9MM Replacement Feed Ramp
    $27.00
  4. CLT9MM Replacement LRBHO and Ejector Kit
    $36.00
  5. CMC PCC Curved Trigger
    $189.99
  6. CMC PCC Flat Trigger
    $189.99
  7. Complete Side Charging Upper Receiver .40 S&W Assembly

    From $959.95

    To $1,035.95

  8. Complete Side Charging Upper Receiver .45 ACP Assembly

    From $979.95

    To $1,049.95

  9. Complete Side Charging Upper Receiver 9MM Assembly

    From $934.95

    To $1,019.95

  10. Complete Upper Receiver W/PMUR, .40 S&W Assembly

    From $889.95

    To $974.95

  11. Complete Upper Receiver W/PMUR, .45 ACP Assembly

    From $934.95

    To $989.95

  12. Complete Upper W/PMUR 9MM Assembly

    From $864.95

    To $954.95

  13. DDLES Milled AR-15 Lower Receiver Olive Drab
    $99.00
  14. Glock Magazine .40 S&W 22 Rounds G22
    $50.00
  15. Glock Magazine .45 ACP 13 Rounds G21
    $50.00
  16. Glock Magazine 9mm 33 Rounds G18
    $50.00
  17. MP5 Magazine 9mm 30 Rounds
    $34.99
  18. Odin Works XGMR II Extended Glock Magazine Release
  19. Odin Works XMR3 Extended Magazine Release
    $21.95
  20. Pistol Buffer Assembly - Adjustable
    $120.00
  21. Pistol Caliber Flash Can
  22. Pistol Caliber Flash Hider
  23. QC10 .45ACP Snob Patch
    $5.00
  24. QC10 Billet Rear Charging Upper
    $209.95
  25. QC10 Billet Rear Charging Upper Blem
    $179.99
  26. QC10 Bucking Cowgirl Patch
    $5.00
  27. QC10 F-1 Firearms Rear Charging Upper Receiver
    $209.95
  28. QC10 F-1 Skeletonized Rear Charging Upper Receiver
    $264.95
  29. QC10 F-1 Skeletonized Rear Charging Upper Receiver- Blemished
    $225.20
  30. QC10 Mini Mayhem - 9MM GSF Collapsible Pistol
    $1,825.00
  31. QC10 QC5 is Sexy Patch
    $5.00
  32. QC10 Radian Raptor-LT - Ambidextrous Charging Handle
    $59.95
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