Davis 460 Large Happy Troller Fits I/O Plus all O/B 50 HP and Up

Reduces troll speed in "down" position; acts as a stabilizer in "up" positionMaintains stability in bow-light boatsSmooths out ride in rough waterReduces porpoising and cavitationMade of only highest quality stainless steel and marine aluminum; clear anodized aluminum finishInstalls in 15 minutesStainless steel mounting hardware and installation & operating instructions provided with each unit