These track rollers are compatible with Komatsu mini excavators PC08UU, PC08UU-1, PC09, PC09-1, PC09FR, and PC09FR-1. The rollers are constructed from high-quality materials, offering exceptional durability. Each roller is coated with a yellow paint layer for additional protection against corrosion and wear. The robust design and manufacturing precision ensure reliable and efficient operation in challenging working conditions. These rollers are essential for maintaining the performance and longevity of your construction equipment.