"King Kutters heavy-duty kutters are designed to meet the needs of any tough job. It is constructed of extra-heavy material, 8in. I-beam side rails, and a top deck that is fully reinforced with cross and spider bracing. This kutter is built to perform. Each kutter has a splined cast iron gearbox, a shielded PTO shaft with slip clutch, a solid 3/4in. thick steel plate blade carrier, a heavy-duty wheel forks, a top link swivel and adjustable laminated tail wheels. U.S.A. HP Requires 45-50, Product Style 3-pt. rough cut mower, Cutting Width in. 60, Deck Construction Steel. Blade Size 1/2in. x 4in. x 24in. Gearbox rating 60HP Rugged, 8in. I-beam side rails Heavy-duty, cast iron gearbox Heavy-duty cross & spider bracing Shielded PTO shaft with slip clutch 3/4in. thick blade carrier with heavy forged, heat treated blades"