New frontier pistol cal upper stripped billet black
FEATURES: Other Features:
-Machined from 7075 aluminum
-Compatible w/ all standard AR-15/AR-9 components & most aftermarket parts
Billet aluminum upper receiver use for most caliber pistols accepts most standard ar15 aftermarket parts.Includes last round hold open feature designed to match lines with new frontier c9 & c45 billet lower receivers.Not machined for gas tube.Intended to be used with blowback systems.