SaltDogg TGS03 Tailgate Spreader for 12-Ton and 34-Ton Trucksbr Click below to buy on Amazon: br Can be used with bagged salt sand and other free flowing material br Materials spread from 3 to 30 with adjustable deflector br Powder coated steel frame for reliable corrosion-free operation br Features variable speed control and vibrator switch from inside the comfort of the cab br Includes fitted polymer lid to prevent spillage and moisture