The Krone 152087 is a genuine OEM tensioner pulley designed for optimal performance in Krone Big M and Big X series self-propelled forage harvesters. This essential component ensures proper belt tension, contributing to the efficient operation and longevity of the machinery. With an outer diameter of 120 mm, an inner diameter of 17 mm, and a width of 32 mm, it is engineered to exact specifications for a perfect fit and reliable function.