Scotty Anchor Lock - Anchor release system for small boats in stillwater fishing situations. Easy lock and release action allows anchor line adjustments with only one hand. For use with rope up to 1/2"" diameter. Anchor release system for small boats in stillwater fishing situationsEasy lock and release action allows anchor line adjustments with only one handFor use with rope up to 1/2 in. diameterTough construction and roller bearing for smooth, quiet operation