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Ring Gear Holder

A ring gear holder used to stop the flywheel of a car from spinning while loosening and torquing the bolts. Great for when you're working on the car alone.


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Tested to 78 ft-lbs, let us know if it works at any higher torque.

See how it works:

The STL is for a flywheel of 270mm diameter. Enter your flywheel diameter into the SCAD file and compile for different sizes.

Use at your own risk, we're not responsible if you break anything or hurt yourself using this piece.



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