Sauton 1pair Folding Lift up Top Table Mechanism Hardware Fitting Hinge Spring Standing Desk Frame

How much distance does it travel away from the table as the lid opens and is this distance at the beginning, middle or end of the opening process?

How many coils on the spring? Length of spring?

Is it possible to move the pegs that hold the springs?

"Is it too heavy duty for a 40 lb cat litter box? I'm not a strong lady & I'm concerned it will be hard to lift up and collapse. Thank you."