Filter, carbon, 30mm × 30mm,pk 4 Back Catalog number: R-FLTR4 Manufacturer: MARKES INTERNATIONAL LIMITED Availability: In the manufacturer's stock Price on request - + Recommended C-FP200 Ferrule, 1/4 ", combined PTFE, pk 200 Price on request C-CHK10 Check-standard, 90 ng/µL (nominal), Tenax TA,pk10 Price on request C-DL100-XZ DiffLok cap, SS, 6mm,pk100 Price on request