"King Kutter angle frame disc harrow features heavy angle iron frame construction, 1in. sq. high carbon steel axle, sealed gray iron bearings and Category 1 hitch. Field-ready and built to last. Truck ship. U.S.A. Blade Size in. 18, Product Type Harrows, Blades qty. 16, Category Type 1, Blade Type Combination Notched front, plain rear disc, Working Width in. 66, Hitch Type 3-pt. Adjustable settings 2 Sealed cast iron bearing caps and spools with grease fitting Low maintenance sealed bearings for reliable performance and convenience Adjustable angle setting 1in. solid steel axle High carbon steel 3.0mm disc blades 7 1/2in. blade spacing U.S.A. Model 18-16-C"