Visibility Disc acc. to Secchi,10m steel rope, mar Back Catalog number: 443594 Availability: In the manufacturer's stock Price on request - + Recommended A134-550 Pro Whisk. 550mm long. Stainless Steel. Discontinu Price on request 438702 Spare Net Part for Ring Trawl Net, mesh size 500m Price on request A976-300 300mm Bent tweezer. 316L stainless steel Price on request