HO Idler Gear 23-Tooth Set of 4 (ATH40030)

The HO Idler Gear serves a fundamental role in model railroading, particularly in the construction and enhancement of HO scale locomotives. This particular idler gear features 23 teeth and is sold in a set of four. It is designed to ensure smooth operation by supporting the drive mechanism, making it an essential component for maintaining the performance of your rail system.