Previous laser related art used a sensor to record or display a shots placement, not activate an electro mechanical device to advance {HEAD ~ a fresh target} into {TAIL ~ position} 
into
Previous laser related art used a sensor to record or display a shots placement , not activate an electro mechanical device to advance { HEAD ~ a fresh target } into { TAIL ~ position }
OTH OTH OTH OTH 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 HEAD REL TAIL TAIL TAIL TAIL TAIL