The unit also uses a unique target backing material that does not require {HEAD ~ targets} to be made of {TAIL ~ rolls} of coated or heavy material stock 
to be made of
The unit also uses a unique target backing material that does not require { HEAD ~ targets } to be made of { TAIL ~ rolls } of coated or heavy material stock
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH