Ring Trawl (Calcofi) Net Back Catalog number: 438700 Availability: In the manufacturer's stock Price on request - + Recommended 443594 Visibility Disc acc. to Secchi,10m steel rope, mar Price on request 438505-021 Net bag - protective net 300µ for Nansen Closing Price on request 5070S-10 10m stainless chain Price on request