AT-15 HD 16 Owners Manual - American Tactical Imports

REASSEMBLING YOUR RIFLE… (Continued)11.) To join Upper and Lower Receivers, position Pivot Pin Lug of Upper Receiver into slot at frontof Lower Receiver and push Pivot Pin into place.CAUTION: ALWAYS place the Safety Selector Lever on SAFE before pivoting the Upper Receiverto a closed position on the Lower Receiver.12.) After Receivers are closed, push in Takedown Pin.Pivot PinTakedown PinNOTE: Pivot Pin and Takedown Pin are “captivated” in the Lower Receiver - meaning that they areheld in by their Detents and Springs so they cannot fall out and get lost.PAGE 30Manufactured by Head Down Products