The Covermate ECO is an excellent cover lift at a great price. It is very similar to the Covermate 1, except that it does not include the towel hooks & the center bar does not extend the full width (down the middle of the cover). The brackets are exactly the same as the Covermate 1.
Limitations of this cover lift:
How to measure the corner radius of Rounded Corner spas:
The Covermate ECO pictured on a hot tub with the spa cover closed.