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 A136-01S 1" Butterfly Valve kit (316L) with Silicone seal Price on request 438133-021 Net bag Midi - protective net 300µ Price on request 443591-001 Spare Rope for Visibility Disc acc. to Secchi Price on request