KUBOTA BLADE 18-11/16" X 1-1/8" Requires (3) for 54" cut Kubota Riding Mowers; Models G1800, G1900 & G2000. REPLACES KUBOTA blades: K5613-34340, 70000-25004, 7000000605, 76529-34330 WINDSOR: 50-4490. Rotary 6265.