Net Part for Neuston Net, mesh size 300microns Back Catalog number: 438212 Availability: In the manufacturer's stock Price on request - + Recommended A716-400-2 400mm Powder Funnel. 316Lss with 2" outlet Price on request 438700-001 Nylon Webbing with zip fastener for Netring Ring T Price on request A976-100 100mm Bent Tweezer. 316L stainless steel Price on request