Also, the weighting block 22 is arranged at the casing 12 in a manner to be inserted through {HEAD ~ the aperture} 24 at {TAIL ~ each} of the corners 
at
Also , the weighting block 22 is arranged at the casing 12 in a manner to be inserted through { HEAD ~ the aperture } 24 at { TAIL ~ each } of the corners
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 OTH REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH