Help ID tool

[jackietools]

Found in my uncles home. Has hand grip that is spring tension. Semi circle has felt padding and bottom piece has rubber protector and also swings open

[stanleysoverstock]

It's a guitar capo. It changes the key on the neck by placing it on certian frets.

[ibq2]

Yes I agree with "stanleysoverstock" post that this is a Guitar Capo.

It's a guitar capo. It changes the key on the neck by placing it on certain frets.