Male Nut, SS Back Catalog number: 11-4154 Availability: In the manufacturer's stock Price on request - + Recommended 5067-5678 Piston 1290 Infinity pump, ceramic 441,91 € G1313-87306 PEEK Capillary, 0.25mm id, 160mm 70,96 € CTS-21407 Performance Maintenance Kit, U3000 Pump Price on request