The Zetor 78121070 is a genuine OEM oil pin, precisely engineered for the oil pump drive mechanism in a wide range of Zetor UR I and UR III series tractors. Measuring 51 mm in length and 10 mm in diameter, this essential component weighs 0.02 kg and ensures the accurate and reliable operation of the oil pump, which is critical for maintaining proper engine lubrication. Manufactured to Zetor's original specifications, it guarantees optimal fit, durability, and performance, contributing to the long-term efficiency and health of your agricultural machinery.