First off, bb tool in the vice and frame ontop. Uses the weight of the frame to keep the cup on the tool.
Next up, if the other side moves, get out out and knock the cartridge unit out to that side. That way you are only dealing with that cup and getting full engagement of the tool.
Lastly, if it really won’t shift the cut out out, it’s aluminium and Miche aluminium at that so it ain’t going to take you too long.
First off, bb tool in the vice and frame ontop. Uses the weight of the frame to keep the cup on the tool.
Next up, if the other side moves, get out out and knock the cartridge unit out to that side. That way you are only dealing with that cup and getting full engagement of the tool.
Lastly, if it really won’t shift the cut out out, it’s aluminium and Miche aluminium at that so it ain’t going to take you too long.