Preventive Maintenance Kit for Aijiren High Performance Sampler ; includes needle assembly (G4226-87201); Seat assembly, 0.12 mm, for Aijiren LC (G4226-87012); peristaltic pump for Aijiren / series LC (5065-4445); metering device seal, polyethylene, for Aijiren LC Sampler (0905-1717 ); 2-position/6-port bar rotor seal ( )