Price firm, no offers, please. I only answer people who want to buy the item for $5. If you see this ad it is available so please don't ask because I will not answer. I also do not answer people who are "interested".
The maximum height is approximate depending on the adjustment angle.
If you are using it for Starlink you may need an adapter clamp.
I am a few blocks off of 680 on the border of Pleasant Hill and Concord, California.