The Vibrating Foam Roller has four speeds and the following frequencies per speed:
First gear/38HZ
Second gear/43HZ
Third gear/47HZ
Fourth gear/55HZ
Modified on: Tue, 9 Oct, 2018 at 5:17 PM
The Vibrating Foam Roller has four speeds and the following frequencies per speed:
First gear/38HZ
Second gear/43HZ
Third gear/47HZ
Fourth gear/55HZ
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