"King Kutter angle frame disc harrow features heavy angle iron frame construction, 1in. sq. high carbon steel axle, gray iron bearings and Category 1 hitch. Field-ready and built to last. Truck ship. U.S.A. Blade Size in. 16, Working Width in. 66, Blade Type Combination Notched front, plain rear disc, Product Type Harrows, Hitch Type 3-pt., Category Type 1, Blades qty. 16. Adjustable settings 2 Cast iron bearing caps and spools with grease fitting Adjustable angle setting 1in. solid steel axle High carbon steel 3.0mm disc blades 7 1/2in. blade spacing U.S.A. Model 16-16-C"