15KN Manual Release Hook For Rescue Boat,Material is OC20,Made from Tooling,Other Key material made from stainless,Meeting the new SOLAS regulation,Equipped with Manual Release Device and Safety pin,whith the function of Release quick and Safety,is very popular with the 4.0M to 4.5M FRP Rescue Boat maker from domestic and Oversea business.Our company could offer the Manual Release Hook For Rescue Boat with good price and quality.