The Hanix 3019135025 Wiper Ring, also known as a dust seal or scraper ring, is an essential component for hydraulic cylinders in Hanix mini excavators. Measuring 35mm inner diameter, 45mm outer diameter, and 5mm height, this genuine OEM part effectively prevents dirt, dust, and moisture from entering the cylinder, thereby safeguarding the main seal and extending the operational life of the hydraulic system. Designed for durability and precise fitment, it ensures optimal performance and protection in demanding environments.