PM Kit, 1290 Binary Pump Back Catalog number: CTS-21421 Availability: In the manufacturer's stock Price on request - + Recommended CTS-21169 Assy, Capillary, 90mm x 0.17mm ID, w/Fittings Price on request CTS-10963 Gold Plunger Seal Price on request CTS-11315 Needle Seal, PEEK™ SIL-20 Price on request