LSP3K
Micro Switch LSP3K Limit Switch W/ Roller Lever
You will find that MicroLubrol has a good balance of protection and slip.
MICROSWITCH LSP3K LIMIT SWITCH 600VAC 10A
This spinner is a feature you will use every time you operate the device.
MICRO SWITCH LSP3K 600VAC 10A NSNP
A nice touch from Industrial Service Solutions is the clear labeling on parts.