Ring Trawl (Calcofi) Net Back Catalog number: 438700 Availability: In the manufacturer's stock Price on request - + Recommended 5065A-4501 Telescopic Rod. - 1.7m to 4.5m Price on request A716-400-2 400mm Powder Funnel. 316Lss with 2" outlet Price on request 438133-020 Additional cost for Net Part (one single net each) Price on request