QC10 F-1 Skeletonized Rear Charging Upper Receiver

$225.99 $219.99

Quarter Circle 10 – The AR15 Pistol Caliber BRAND- F1 Skeletonized Rear Charging Upper Receiver

Available on backorder



Designed specifically for pistol-caliber AR builds in conjunction with F-1 Firearms

Mil-Spec construction

Skeletonized for weight reduction and aestetic.

7075 Billet

Widened ejection port for large pistol caliber pistol cases

Made For the AR Platform- Not Modified

6.9 oz stripped weight

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


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