{HEAD ~ The bushing projections} may be {TAIL ~ studs} or may comprise at least one array of circumferential loops 
be
{ HEAD ~ The bushing projections } may be { TAIL ~ studs } or may comprise at least one array of circumferential loops
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH