The second member is adapted to be attached to a boat canopy and has at least one locking flange for {HEAD ~ insertion} into {TAIL ~ the channel} of the first member 
into
The second member is adapted to be attached to a boat canopy and has at least one locking flange for { HEAD ~ insertion } into { TAIL ~ the channel } of the first member
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 REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH