Hi All,
Was facing the same problem on my new V2 ploprof.
Did not use a beercan or a lighter flint spring, but simply a 5mm strip of self adhesive velcro (the soft side, that is ;-) on the non-moving part of the replica omega clasp.
Is rock solid now.
Pics available at https://www.dropbox....3ja1/xTPdvDeSAW