L68B1 mast section 
A mast comprises 4 panels which can be identified by:
2 panels with telescoping lugs.
2 panels without telescoping lugs.
The panels provided with ladder fixing gussets must be face to face.
The panels are assembled by 20 special fishplate bolts.In every case , the heads of the bolts are on the outside.
The assembling of masts between each other is by means of 8 shafts connected 2*2 by 4 pins and equipped with a set of accesses as described.
Liebherr mast section welded together.





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