Optics Cover Window Back Catalog number: CTS-10328 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-2963 Backup Seal Price on request CTS-A11374 Tube Assy, SSV to I2V Price on request 11-4134 Rotor Seal & Pod Repair Kit, Vespel, 3-Groove for Price on request