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QC10 Side Charging Upper Receiver

Out of Stock


Product Description

Quarter Circle 10, THE AR Pistol Caliber BRAND.
Leader in top of the line, dedicated AR15 Pistol Caliber parts.
MUR Upper Receiver
  • Designed specifically for pistol-caliber AR builds

  • QC10 Side Charging Upper Receiver

  • 7075 Billet Construction
  • Widened ejection port for large pistol caliber pistol cases

  • 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.


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

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