Introducing the Marco Spare Part R6400013. This spare kit includes a high-quality filter with a 3/8" BSP connection and a durable O-Ring made of VITON material. Designed to fit seamlessly with Marco pumps, including UP10-P, UP10-XA, UP10-XC, UP9-P, UP9-XA, UP9-XC, UPX-C, and UPX-C/AC models.