Scotty ORCA Rod Holder -Includes 241L Locking "push button" Combination Side / Deck Mount. 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. Can be mounted on top or side of gunnel. Unique Side or Deck Mounting Bracket with new Lock Down FeatureTilts up and down, including upright for rod storage when travellingLess missed strike opportunitiesSwivels 360 degreesLocks closed for travellingOrca Interior Diameter: 1.60" front, 1.86" backMount Dimensions 4" x 2" x 2"Bolting Dimensions 1 5/16" x 3 3/16"