Shakespeare Stainless Steel Extra Heavy Duty Ratchet MountThe Shakespeare Stainless Steel Extra Heavy Duty Ratchet Mount features a quick action handle that makes raising and lowering the antenna much easier. With superior durability and a versatile 4-way ratchet design, it makes it easy to return the antenna to its correct, upright position. Its extra rigidity makes it great for high speed boating. The special cable slot eliminates removal of most factory-installed connectors.Features:Quick Action Handle Makes Operation Quick and EasySpecial Cable Slot Eliminates Removal Of Most Factory-Installed ConnectorsExtra RigidHeavy Duty ConstructionVersatile 4-Way Ratchet DesignStainless Steel ConstructionSuperior DurabilityMounting Bolts Not SuppliedMay Be Bolted To Vertical, Horizontal, or Tilted SurfacesSpecifications:9/32″ Hole For Cable Feed-ThroughStandard 1″-14″ Thread (Male)Bolt Holes: 5/16″ x 3″ x 1-1/2″ Diameter On Center