SteveB fired this volley in news:lpe9dq$ta1$1
@speranza.aioe.org:

There are a number of these keepers on the
tractor, so yes, I would like to just go buy a handful of them.

PS... you might also consider some short eye bolts, as being similar to
what you have to make, maybe even with a nyloc nut on the other end to keep
them from working loose.

Lloyd