The channels have a suitable diameter to correctly size the channels 62 and 64 of the body 60 and to press {HEAD ~ the seams} 66 of {TAIL ~ the body} together 
of
The channels have a suitable diameter to correctly size the channels 62 and 64 of the body 60 and to press { HEAD ~ the seams } 66 of { TAIL ~ the body } together
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 OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH