Visibility Disc acc. to Secchi, dia. 30cm,10m stee Back Catalog number: 443593 Availability: In the manufacturer's stock Price on request - + Recommended 5070P-10 10m PP cord Price on request 5065A-3001 Telescopic Rod - 1.2m to 3m Price on request 438703-021 Net bag - protective net 300µ for Ring Trawl Net Price on request