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-DLP10 Cap, DiffLok (one SS, one inert), 1/4,pk 10 pairs Price on request C-BTX100-10 CRS tubes (BTX),100ng, pk/10 Price on request C-UNS10 Unions, 1/4 "–1/4 ", SS&1/4 " PTFE ferrs,pk10 Price on request