Originally Posted by
BFisher
also Gipiemme (GPM)
FWIW I don't think the serrations actually do much especially after they have worn the inner surface of the seat lug ears and/or been worn too smooth to "bite", so I have no qualms about using an Asian bolt with the "tab" ground or filed off smooth.
Those cost far less than $75, even after I pay myself for the highly skilled labor of grinding and filing!