Chapin professional spreaders were built to provide all of The features and functionality needed for reliable, efficient performance. The 82400B 100 lbs. professional salt spreader has a large 1-piece poly Hopper, a rugged stainless steel frame, Solid linkage for full gate control, a stainless guillotine Style gate designed to cut through clumps of rock salt, a spiked auger to minimize clumping and improve product flow, enclosed metal gears with grease fitting, front and side baffle system for edge control and 14 in. Pneumatic tires to cover just about any terrain. Snow/rain cover is also included.