The flanges 13 and {HEAD ~ the hollow tube} 14 can be made as {TAIL ~ a one piece} and the casing 30 is mounted to the support unit 10 and one positioning bolt 41 extends through the collar 40 and is connected to the axle 21 
made as
The flanges 13 and { HEAD ~ the hollow tube } 14 can be made as { TAIL ~ a one piece } and the casing 30 is mounted to the support unit 10 and one positioning bolt 41 extends through the collar 40 and is connected to the axle 21
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH