The Scotty 247 Dual Rod Holder includes two 25.4 cm tube style rod holders giving you the ability to fish with two rods without mounting another rod holder to your boat.Accommodates a wide range of rod and reel setups with an inside diameter of 54 mmRod Holders swivel 360 degrees and can be tightened in place when desired direction is achievedFibre reinforced engineering grade nylon offers strength, resilience and reliabilityTo be paired with the Scotty 1026 Downrigger Swivel Base and 1023 Tilt-up Mounting Bracket (both not included)Designed for salmon and other large/medium to small fish speciesRod Holder Interior Diameter: 54 mm (2 1/8")(The 247 comes standard with the 1116 Propack Downrigger)