FEATURES: Allows mounting on a flat surface or on the side of a gunnel or transom For all Scotty post mount rod holders To use the new Scotty "lock-down" mount system simply choose the best direction to fish from and insert the rod holder or accessory, pushing the post straight down into the mount Dimensions: 4" x 2" x 2" Bolting Dimension: 1 5/16" x 3 3/16"