The Welger 0920123700 bearing bush is an authentic OEM replacement component designed for optimal performance in Welger AP series square balers. This essential part facilitates smooth rotation and minimizes friction, contributing to the longevity and efficiency of the agricultural machinery. With an outer diameter of 35mm, an inner diameter of 30mm, and a length of 30mm, it provides a precise fit for compatible models, including AP45, AP50, AP51, AP52, AP53, AP61, AP63, AP71, AP73, and AP83.