The Kramp 1256015500 blade pulley is a high-quality replacement part designed for various Castelgarden, Stiga, and Mountfield ride-on lawnmower models. This durable pulley ensures efficient power transmission to the cutting deck, maintaining optimal performance. It directly replaces Castelgarden OEM part number 256015500 and Stiga OEM part number 1136010101. Featuring an outer diameter of 155 mm, an inner diameter of 17 mm, and a height of 20 mm, it is engineered for a precise fit and long-lasting operation.