A detailed overview of how to assemble the Channel Master Universal Antenna Mount (Model CM-3090). More information about the Channel Master Universal Antenna Mount. To see more videos from Channel Master, please subscribe to our YouTube channel.
![How to Assemble the Universal Antenna Mount Extendable Mast Pole J-Mount [CM-3090]](http://www.channelmaster.com/cdn/shop/articles/mqdefault_83e2ccb4-0f54-4e06-99ab-4a98607d22d0.jpg?v=1609273650&width=1100)
