check out the design of them, basically its just set screws that hold a plate at a certain (adjustable) distance. if it causes compression in the screws and tension on the chain, then its doing what it should. if you had to spend twenty minutes filing for them to fit your frame, so be it.
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putting the pi back in pirate!
It’s an upstanding member of the solar system
Apply the laws of earth and make it a victim
Of Proposition 187