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-T6SUL-2S Sulphur/labile cold trap, Price on request C-CL100 Penclips, pk100 Price on request U-T12ME-2S Materials emissions, C4 - C32, cold trap Price on request