Oops, wrong notes :-(
It should be inside 1/2" outside 11/16"
RIght... See the other messages for what I believe are the right
dimensions of the finished roller.
[Sleeve seals for 98x5 tape drives)
Yes the sizes are 3.5mm 4.5mm and 6.5mm inside,
it's a special kind of
neopreen which is oil and wear resistant.
Having looked after a BX for 13 years I know them well....
-tony