BendPak RBJ25000 / 25,000lb Capacity Rolling Bridge JackTwo RBJ25000 rolling bridge jacks will handle a vehicle up to 50,000 lbs. That means these jacks are over engineered to handle offset centers of gravity on extremely heavy vehicles. Who might need bridge jacks of this caliber? For one, heavy duty trucks and buses tend to require a bridge jack rated for more than half of the overall vehicle weight. Generally speaking, if you can safely lift a vehicle with the HDS 40 four post lift, you can safely