The Waters Performance Maintenance Kit for the 2695D Transfer Module contains all the Waters Quality Parts necessary to keep your Dissolution Transfer Module operating at peak performance on an annual basis. The Waters Performance Maintenance Kit includes the following parts: one Tube kit, one 8-pack fitting, one EDPM O-ring, eight 2695D dispenser needles, eight 2.5mL syringes, and one 50-pack acrodisc filters. The 2695 PM Kit (p/n WAT270944) is also recommended to keep the separations module working at its peak performance.