The invention work roll chocks on both sides of the bearing via one or more interposed between the work rolls or intermediate rolls comprising the at least one piston of each for adjusting the work rolls by acting on the roll stand are , among others relates to the adjustment cylinder for rapid adjustment of the roll stands in the vertical etjeo . Such adjustment cylinder is provided with two piston rod towards (ST1, ST2) with the piston (KO) the other direction , the piston (KO) of each cylinder in the base (ZB) to the cylinder cover (ZD) Li doedoe inserted into the recess , the cylinder and cylinder base cover are to be improved in such a way as to having holes arranged coaxially for passing to the piston rod (ST1, ST2).
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