MessickFarmEqu said:This is just for the new BX-50 series, not the old BX's. I read the bullitin the other day and as I recall the change is just swapping out some bolts to ones with finer thread. Why, I don't know.
A little lock-tite would fix the problem too.
I don't know the specifics about switching to the finer thread... But it does seem reasonable from something I'd seen or read elsewhere.