The base is a flat sheet approximately 3/16 of an inch thick, shaped in plan view to match {HEAD ~ the shape} of {TAIL ~ the rifle butt end} to which it is attached 
of
The base is a flat sheet approximately 3/16 of an inch thick , shaped in plan view to match { HEAD ~ the shape } of { TAIL ~ the rifle butt end } to which it is attached
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH