QualityParts From Oregon That you can depend on. Requires 3 blades for 60" cut: For B1550, B1750, F2560E, F3060, G1900, G2000 Models; Major brand replacement: Kubota; Replace OEM No. 70000-00602, 70000-25001, 76539-34330; ; ; Oregon Equipment Parts 91-438 Blade Kubota 76539-34330 -20