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Old 03-11-20, 11:56 AM
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arsprod 
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Originally Posted by AnkleWork View Post
The spacer causes bending loads in the bolt. The bolt has much less fatigue resistance that way. Find a way to mount the rack stay flush with the frame. That will keep the bolt loaded mostly in shear.

And the corrosive environment doesn't help. Maybe also switch to stainless steel bolts.
Understood - isn't stainless more brittle?
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