The KUHN Z1029171 Knife Holder Disc is an original equipment manufacturer (OEM) part specifically designed for KUHN FC series mowers. This robust disc features an outer diameter of 400 mm, an inner diameter of 100 mm, and a thickness of 8 mm. It is equipped with 6 mounting holes, arranged with a pitch circle diameter of 120 mm, ensuring a secure and precise fit for mower knives. Essential for maintaining optimal cutting performance and efficiency, this genuine KUHN part provides durability and reliable operation in demanding agricultural conditions.