Ultraliner WS180U (Pack of 4) The Ultraliner WS180U is a high-quality milking liner designed to deliver reliable performance in milking systems using GEA type liners. Manufactured to precise specifications, these liners help maintain stable vacuum levels, smooth pulsation, and efficient milk flow throughout the milking process. The Ultraliner WS180U features an orifice diameter of 25.0mm and a total length of 181.0mm , ensuring a secure and accurate fit within compatible cluster shells. Correct liner dimensions are essential for maintaining proper liner movement and effective teat massage, helping promote efficient milk extraction and comfortable milking conditions for the animal. Designed as an unvented liner , the Ultraliner WS180U operates without an air vent, making it suitable for milking systems where controlled air admission is not required. Maintaining balanced vacuum conditions within the cluster helps ensure consistent milking performance and reliable liner action during each milking cycle. Manufactured from durable materials that conform to BfR and RAL guidelines , these liners meet recognised standards for materials used in food-contact dairy environments. Their robust