The longitudinal edge regions of the cover member are radiused similarly to the radiused corners of the channel member, but the inner radius thereof is slightly less than that of {HEAD ~ the corresponding outer surface} of {TAIL ~ the radiused corners} 
of
The longitudinal edge regions of the cover member are radiused similarly to the radiused corners of the channel member , but the inner radius thereof is slightly less than that of { HEAD ~ the corresponding outer surface } of { TAIL ~ the radiused corners }
OTH OTH OTH OTH OTH OTH OTH OTH 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 HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL