Ring Trawl (Calcofi) Net Back Catalog number: 438700 Availability: In the manufacturer's stock Price on request - + Recommended 438920 Set of Macrozoobenthos Sieves incl. drain vessel Price on request 438255 Spare Covering Net for IKMT Price on request 5065A-4501 Telescopic Rod. - 1.7m to 4.5m Price on request