Rotor Seal, H-Assy, 6 Port 2-Position Back Catalog number: CTS-21171 Availability: In the manufacturer's stock Price on request - + Recommended 11-1602 Seal, Polyethylene, High Pressure, Piston Price on request CTS-21577 PM Kit, G1367E Price on request CTS-21240 ACQUITY I-Class SM-FTN Performance Maint. Kit,2890 Price on request