On Dec 16, 6:14*am, Ignoramus6780
wrote:
I am still struggling with making an encoder adaptor
Whet I would like, I think, is...some weak glue to hold it in place. This is
so that I would pull it out easily when necessary.

There's a black tarry stuff called 'jeweler's wax' that is
the usual hotmelt glue recommended for metalwork.