Additional cost for Net Part (one single net each) Back Catalog number: 438133-020 Availability: In the manufacturer's stock Price on request - + Recommended A134-350 Pro Whisk. 350mm long. Stainless Steel Price on request 438412 Spare Net Part for High Speed Plankton Collector N Price on request 438702-021 Net bag - protective net 300µ for Ring Trawl Net Price on request