However, {HEAD ~ any other suitable means} for fixedly attaching the rods to {TAIL ~ the plate} may be used 
However , { HEAD ~ any other suitable means } for fixedly attaching the rods to { TAIL ~ the plate } may be used
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH