Screw, Comp., 10-32, 304SS, (Gold-Plated), 10/pk Back Catalog number: 11-2529 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-3883 Needle Assembly Price on request CTS-21192 Cartridge, BioAcquity, I2V Price on request CTS-21219 Piston, Ceramic Price on request