Fixed body consists of fixed chin rest and adjustment block base made of sheet metal construction. Pitman, on the other hand, is made of steel casting in the form of a "mono block". The movable jaw is fixed to the pitman with conical clamping parts and pulling bolts. Crusher jaws and linings are made of steel casting with magnesium or chromium alloy. Lining and jaws can be operated with the logic of "inside down". When one side is worn, the other side can be used. Flywheels are produced from cast iron. It is fixed to the eccentric shaft with the help of a wedge conical insert. The eccentric shaft assembly consists of rolling bearings with labyrinth seals. It is produced from impact resistant chrome-molyb cast steel. The tensioner is one of the parts that make up the pitman. Ali Şirin Makina hydraulic rock breakers, specially designed outer chassis protect your breaker and provide you with uninterrupted working power with its high working power.