"Get twice the data with the Millennium Marine Double Monitor Mount. This marine electronics mount secures 2 displays so you can double up your sonar displays, navigation, and more, all in easy reach with great viewing angles. The telescopic riser adjusts 13""19"" to allow personalized placement, and the mounts-base fits most monitors. Powder-coated aluminum construction provides marine-grade durability, and this double mount fits on most track mounts for quick installation. You can even turn the mount left or right without loosening any knobs thanks to a preset tension design. It's the best mount for instant convenience and performance. Mfrs. 1-year limited warranty. Powder-coated aluminum construction Secures 2 displays Telescopic riser adjusts 13""19"" Mounts-base fits most monitors Stainless steel hardware Fits on most track mounts Can turn left or right without loosening any knobs; held in place by preset tension"