Needle Guide Back Catalog number: 11-2591 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-11380 2690/2695 Performance Maintenance Kit w/Seal Pack Price on request 11-2525 1/4" Short Comp. Screw (Gold-Plated), 10/pk Price on request 11-3332 100μL Syringe for WPS-3000 Series Price on request