Part positioning brackets 940 have been placed in {HEAD ~ approximately the middle} of {TAIL ~ each retention channel} 915 
of
Part positioning brackets 940 have been placed in { HEAD ~ approximately the middle } of { TAIL ~ each retention channel } 915
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH