Hollow Shaft Encoder Torsion Arm
![Torsion arm for hollow shaft encoder Torsion arm for hollow shaft encoder](https://www.pca-aus.com.au/files/product/images/encoder_torsion_arm.png)
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The correct installation of a hollow shaft encoder, ensures the products longevity and a torsion arm prevents that housing from turning.
Please read the below blog post.
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