Maglia superiore idraulica gatto. 1-1 con blocco di bloccaggio 20 7/8"" - 31 7/8"" con 2 x tubo

This top link is therefore equipped with a locking block. With this valve, the oil is enclosed in the cylinder by a check valve. Only when there is oil pressure from the tractor again does the valve open and the cylinder can be adjusted.

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