The swing ring for the Caterpillar 303.5C mini excavator is an essential part for the optimal operation of your equipment. It is made from high-quality materials, ensuring durability and long-lasting performance. The ring features a series of perimeter holes for precise and stable attachment to the mini excavator. The internal teeth are designed to fit perfectly in the drive mechanism, guaranteeing smooth and efficient movement. Ideal for the maintenance and repair of your Caterpillar 303.5C machinery, this swing ring ensures safe and reliable operation.