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This is a tool that can easily measure the angle of a roller with the naked eye.

It can measure from 0˚ to 3.5˚ by 0.25˚ increments from 3.5˚ to 6˚ by 0.5˚ increments.

Roller width, tire diameter and tire width can also be measured.

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Because the game is divided by the slight difference in the angle of the roller

Fine adjustment of the roller angle is required.


Unlike the existing angle gauge, it is designed to see the angle of the screw.

You can even check the bending of the screw due to impact while driving.
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During setting distortion due to shock while driving

The change in roller angle due to compaction of the bearing spacer has a significant effect.


If the bearing spacer is damaged as shown in the picture below

You can check whether the angle of the screw and the roller maintains a right angle or not.

Corners and jumps due to incorrect settings and deviation from the LC course

can be prevented.

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