The database holds 20 rotary cutter models from 7 manufacturers, including Land Pride, Woods, Frontier, King Kutter, CountyLine. Working weights run from 340 to 1150 lb, and minimum PTO horsepower requirements from 15 to 50 HP. 1 are rated by the manufacturer for sub-compact tractors. Each record lists hitch category, PTO speed, working width, and the manufacturer document the figures were read from, with the date that document was last checked. Open any model to see which of the tractors in the database fit it, and which specification rules the rest out.