Spring tension control

Suggest ideas for attachments, safety, or overall design improvements.
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Wild Russian
Posts: 6
Joined: Thu Aug 03, 2017 8:12 am

Spring tension control

Post by Wild Russian » Thu Aug 03, 2017 8:54 am

I think the subject would be a useful thing.
something with this principle
TensionControl.jpg (64.02 KiB) Viewed 2044 times

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