O-Ring, Size 003, pk 10 Back Catalog number: U-COV03 Manufacturer: MARKES INTERNATIONAL LIMITED Availability: In stock 2 pcs Price on request - + Recommended C-HSPH HiSorb handle, for manual probe extraction Price on request C-TO17KIT TO-17 Starter Kit Price on request U-COV1517 Spare O-ring, brown, for POD sampler (diffusive body), pk 20 Price on request