The springs can only be compressed so far, with the correct tension the springs will be at the correct compression!
The spring length is set by the length of the boss that the screws tighten in to, the torque setting is to allow the screws to be tightened up to either stop them falling out or the avoid cracking the boss!
The spring length is set by the length of the boss that the screws tighten in to, the torque setting is to allow the screws to be tightened up to either stop them falling out or the avoid cracking the boss!