{HEAD ~ The radiused outer edges} of the cover also provide {TAIL ~ some holding engagement} of the cover around the radiused corners of the channel member 
{ HEAD ~ The radiused outer edges } of the cover also provide { TAIL ~ some holding engagement } of the cover around the radiused corners of the channel member
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH