Injector Needle Back Catalog number: CTS-10724 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-10566 Alliance Head Plunger Seal Kit, 2/pk Price on request CTS-11080 Alliant Solvent Mgr PM Kit Price on request CTS-10493 Check Valve Cartridge, 2/pk Price on request