When the wedge 254 is fully pushed away from the beam 154, the cover 20 can be removed away from {HEAD ~ the main body} 10 by manually pulling {TAIL ~ the claws} 252 out through the corresponding through holes 152 
When the wedge 254 is fully pushed away from the beam 154 , the cover 20 can be removed away from { HEAD ~ the main body } 10 by manually pulling { TAIL ~ the claws } 252 out through the corresponding through holes 152
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 HEAD OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH