The Saitek X52 Pro has an additional inner spring. With the original X52 spring plate, the stick became too stiff and the internal spring actually reached its solid
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length thus limiting the range of motion. I increased the inner diameter to accommodate the inner spring and and added an entry chamfer so the so inner spring wont get caught on a the lip. The result is that only the outer spring is compressed to increase stiffness slightly.
Install with lettering upright, snap into place.
