Ultraliner WS270U (Pack of 4) The Ultraliner WS270U is a high-quality milking liner designed to provide dependable performance in milking systems using GEA type liners. Manufactured to precise specifications, these liners support stable vacuum conditions, consistent pulsation, and efficient milk flow throughout the milking process. The Ultraliner WS270U features an orifice diameter of 22.0mm and a total length of 326.0mm , ensuring a secure and accurate fit within compatible cluster shells. Correct liner sizing is essential for maintaining proper liner movement and effective teat massage, helping promote efficient milk extraction while maintaining cow comfort during milking. Designed as an unvented liner , the Ultraliner WS270U operates without an air vent, making it suitable for milking systems where controlled air admission is not required. Maintaining balanced vacuum levels within the cluster helps ensure smooth liner operation and consistent milking performance during each milking cycle. Manufactured from durable materials that conform to BfR and RAL guidelines , these liners meet recognised standards for food-contact materials used in dairy environments. The robust constructio