QC10 Billet Rear Charging Upper

Availability: In stock

Quarter Circle 10 - The AR15 Pistol Caliber BRAND - Billet Rear Charging  Upper Receiver


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.

  • Designed and milled in-house specifically for pistol-caliber AR builds

  • 7075 Billet Construction

  • Widened ejection port for large pistol caliber pistol cases

  • Made For the AR Platform- Not Modified

  • 7.54 oz stripped weight

  • Handguards with overlapping anti-rotation tabs may not be compatible with QC10 billet upper receivers, including Side Charging uppers.

*This product is not compatible with DI gas systems or rifle-caliber bolts

More Information
Size Large
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