Visibility Disc acc. to Secchi, dia. 30cm,10m stee Back Catalog number: 443593 Availability: In the manufacturer's stock Price on request - + Recommended 438750-001 Nylon Webbing with zip fastener for Bongo Net Ring Price on request 8228B-27 Shovel - Blue PP - 27cm wide Price on request 5070C-25 Copper Wire 25m Price on request