Quarter Circle 10 Billet Rear Charging Upper Receiver

Made For – Not Modified. Every QC10 product is engineered specifically for pistol caliber ammunition, not modified from an existing platform, increasing functionality, reliability and overall performance. Specifications for Quarter Circle 10 Billet Rear Charging Upper Receiver: Manufacturer: Quarter Circle 10 Color: Black Anodized Fabric/Material: 7075 Billet Cartridge: Universal Gun Make: AR Platform Condition: New Features of Quarter Circle 10 Billet Rear Charging Upper Receiver: 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 Package Contents: Quarter Circle 10 Billet Rear Charging Upper Receiver