Korda Compac Retainer SlingKorda Compac Retainer Sling The Korda Compac Retainer Sling has been designed, developed, and stringently tested with some of Europe's largest carp. In development for over 4 years by Danny Fairbrass and his team, the Compac Retainer Sling is the very best you can buy. With fish safety at the very forefront of the design, every element has been fine tuned ensuring the safest product possible. A full mesh design removes any potential pinch points on