NEW Dock Line retriever System, pair you get two These work awesome especially for those hard to reach dolphin pilings. mounts to dock or piling with a spring loaded retrieving line which you attach your dock line. when leaving port your dock ling retracts back to the piling, out of the water awaiting your return, just pull the retrieving eye and your dock line is ready for use. Marine quality, easy to install and work great. Brand new with mounting instructions.