The track tensioner roller for Komatsu mini excavator is compatible with models PC60-6, PC60-7, PC60-8, PC70, PC70-7, and PC70FR-1. This essential component ensures the proper tension and guidance of the track, contributing to the performance and durability of the machinery. Made from high-quality materials, the tensioner roller is designed to withstand wear and harsh operating conditions. Its robust and efficient design facilitates maintenance and replacement, ensuring optimal operation of the mini excavator.