{HEAD ~ The first fixing arrangement} includes, in particular, a first screw 61 and a first threaded grub screw 62 that engage in {TAIL ~ respective threaded holes} 43, 44 of the main body 41 
{ HEAD ~ The first fixing arrangement } includes , in particular , a first screw 61 and a first threaded grub screw 62 that engage in { TAIL ~ respective threaded holes } 43 , 44 of the main body 41
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH