Could also be a broken g spring.
It's actually relatively easy to strip one down, open it up to take a look. The second video below is assembly only, but I use both, as one shows some processes clearer than the other, and vice-versa.
https://www.youtube.com/watch?v=6OocYpHXJ3Y
https://www.youtube.com/watch?v=qSAnAmBXYSY
Ain't nothin but a G - Sprang?
Would rep
@SimonE1 started
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Could also be a broken g spring.
It's actually relatively easy to strip one down, open it up to take a look. The second video below is assembly only, but I use both, as one shows some processes clearer than the other, and vice-versa.
https://www.youtube.com/watch?v=6OocYpHXJ3Y
https://www.youtube.com/watch?v=qSAnAmBXYSY