Aero Precision M5E1 .308 Enhanced Upper ReceiverAnodized Black APAR308504AC. The M5E1 upper receiver is a one-piece design combining the handguard mounting platform with the upper itself. Through superior engineering we have condensed the parts...
Aero Precision M5E1 .308 Enhanced Upper ReceiverAnodized Black APAR308504AC. The M5E1 upper receiver is a one-piece design combining the handguard mounting platform with the upper itself. Through superior engineering we have condensed the parts...