Although mounted separately, intervening structure can be provided between the retractor and belt guide, such as {HEAD ~ a sheath} covering {TAIL ~ the belt} 
covering
Although mounted separately , intervening structure can be provided between the retractor and belt guide , such as { HEAD ~ a sheath } covering { TAIL ~ the belt }
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