Ring Trawl (Calcofi) Net Back Catalog number: 438700 Availability: In the manufacturer's stock Price on request - + Recommended 438753-020 Additional cost for Net Part of Bongo Net Price on request 438750-001 Nylon Webbing with zip fastener for Bongo Net Ring Price on request A986-150 Liquid Funnel. 150mm Diameter. 316Lss Price on request