The Kubota 6566637210 is a genuine OEM rotary blade, also known as Blade, Rotary 21C. This durable blade measures 533.4mm (21 inches) in length, 63.5mm (2.5 inches) in width, and 6.35mm (0.25 inches) in thickness, with a 25.4mm (1 inch) center hole. Weighing approximately 1.2 kg, this blade is specifically designed for Kubota RC series rotary mowers, ensuring optimal cutting performance and longevity. It is a direct replacement for maintaining your equipment's efficiency.