VISM by NcSTAR VTARW4 PRO SERIES LOWER RECEIVER TOOL
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Large heavy duty cross section makes it easier on the hands to work on your AR lower receiver.
You can remove/install M4 castle nuts with ease with this AR wrench. The castle nut wrench slips over the castle nut and nearly encompasses the castle nut for a more secure fit when installing or removing the M4 castle nut. Makes for assembling/installing collapsible stock buffer tubes a super easy task.
The other end of the wrench is for installing/removing A2 Rifle buffer tubes (")".
1/2" and 3/8" drive compatible, for torquing your barrel nuts to the proper torque specifications.
Pro Series AR15 Lower Receiver Wrench - heavy duty purpose built M4 castle nut wrench for collapsible stock buffer tubes