Aero Precision AR15 M4E1 Enhanced Upper Receiver(Black) mtar sds a shorter adjustment allows the

a shorter adjustment allows the weight to be taken up on the leg loops so that the user may remain more comfortably suspended while awaiting rescue

Safe & Secure:

Fits for Glock 17 Gen 3 frame

Static elongation: 3 %

The door has a hidden lock to open the safe with a mechanical override key (2 included)

Aero Precision AR15 M4E1 Enhanced Upper Receiver(Black) mtar sds a shorter adjustment allows theOur 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