Needle Seal (For pH 1-14, for operation up to 130 Back Catalog number: CTS-21089 Availability: In the manufacturer's stock Price on request - + Recommended CTS-11380 2690/2695 Performance Maintenance Kit w/Seal Pack Price on request CTS-10566 Alliance Head Plunger Seal Kit, 2/pk Price on request CTS-0012 Insert Seal Parts Kit Price on request