Use ordinary allen key bolts, 5mm by 12 mm in length. Problem solved. They do stick out a bit, but they work heaps better than the grub screws.
yes I've replaced them with whatever seemed to work out of my box of random bolts :)
@hoefla started
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Use ordinary allen key bolts, 5mm by 12 mm in length. Problem solved. They do stick out a bit, but they work heaps better than the grub screws.