Aero Precision M4E1 Enhanced Upper Receiver - Anodized Black SLINGS Extended design for AR-308

Extended design for AR-308

• Soft Carrying Case

guard screws

and making clean-up quick and easy

For AR-15/M16/M4 lower receivers

Aero Precision M4E1 Enhanced Upper Receiver - Anodized Black SLINGS Extended design for AR-308Our state of the art M4E1 platform starts here, with the M4E1 Upper Receiver. The M4E1 upper receiver is a one piece design combining the handguard mounting platform with the upper itself. Through superior engineering, we have condensed the parts needed to mount a free floated handguard to a mere 8 screws. Since the handguard mounting surface and upper are of the same forging, not only is it a stronger system, but we are able to make additional