Agri-Fab 40-Inch Plug Aerator 45-0298 40-inch plug aerator Aerates hard-packed soil and clay in 40-inch swathes; 24 heavy gauge galvanized points reach 3-inches into soil Heat-treated steel construction Includes aerator and tractor hitch pin 42 by 13 by 10-1/2 inches; 81 pounds; 3-year warranty