O-RING-234 For High Flow Damper Plate Back Catalog number: 1970-0234 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended U-T1KORI Empty cold trap, KORI-xr Price on request C-TDKIT-02 Essential Automated TD Starter Kit Price on request M-SPGSC-250 Adjustable sprung spacer, for M-CTE250I,pk 4 Price on request