When the limit switch arm is pressed too far into the void where the spacer is, that causes too much stress on the opposite end of the arm, making it break out of the switch case.
This spacer limits that movement to prevent that failure. Besides, it's just cooler!
Here's a link to the STL file: Microsoft OneDrive
Improved Xtension Limit Switch Spacer V2
Limits the switch arm movement to prevent overstressing the arm pivot point.
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Mark Carew likes this.
