These New Weixi SGTN series Heavy Duty 3 point tillers are universally built for farmers, ranchers, wildlife enthusiast, gardeners and landscaping. They come in sizes from 6 ft to 10 ft. All of these tillers have a heavy duty gearbox and are center gear driven. They have category 2 3pt hitches, but can be used with category 1 tractors by switching out the hitch pins with category 1 pins from your local farm store. They were custom made heavy duty for us!