From Blades for Snow
The snow blade rotate 30° left and 30°right with mechanic system. The hydraulic lift system of the blade is operated by an hydraulic cylinder. The tractor must have two hydraulic jacks. The blade is fixed to the tractor through a plate blocked through 4 screws. The blade is fitted with dampening springs in order to overcome obstacles and return to the working position. For specific application, we need to know the measures of support for the counterweights on the tractor.