The NVHL is Bison's newest heavy weight blade. Available in 8, 9 or 10 ft. cutting width, the NVHL has all the features of the other Bison blades with a higher horsepower rating. It may be used with either Cat. II or Cat. III hitch tractors. Requires two 4 x 16" hydraulic cylinders and one 3-1/2 x 8" cylinder with a stop at 4-1/2". The NVHL features a 4" King pin and heavily reinforced moldboard for extra strength.