Additional cost for Net Part of Ring Trawl Net wit Back Catalog number: 438703-020 Availability: In the manufacturer's stock Price on request - + Recommended 438505-021 Net bag - protective net 300µ for Nansen Closing Price on request 438515-002 Nylon Webbing for WP2 with with zip fastener Price on request 438162 Secondary Unlocking Mechanism for MultiNet Price on request