The Chapin 70-Pound Assembled Residential Salt Ice Melt Spreader has a 70-pound capacity hopper, powder coated steel frame, adjustable gate with 30 gate settings for salt, halite and ice melt, poly-conical auger to help agitate material and prevent clumping, enclosed gears to withstand the elements, and 10-inch solid tires. Fully assembled—just flip up the handle bar and tighten.