Springs (set of 2)

After swapping out the old ones, the assembly clicks back together cleanly and the tension holds steady through a full hour-long session. These are exactly the right size for the device and they don't squeak at all, which is a nice change.

The tension feels just right when I swap these into my old traction device—way firmer than the worn-out originals I’d been using for months. Assembly was a breeze, and since they’re hidden once fitted, I can wear it all day without any fuss. My only wish is that they came as a pack of four, but two’