Complete Uppers

CORE® 6mm ARC Upper

CORE

CORE® 5.56/.223 10.5" Truck Gun Upper

CORE® 300BLK 10.5" Truck Gun Upper

CORE® 5.56/.223 Truck Gun Upper w/ AEGIS

CORE® Tac 6.5 Grendel Upper

CORE® 300BLK Truck Gun Upper

CORE® 5.56/.223 Truck Gun Upper

CORE® .22LR M-LOK Upper 9"