Standard Keyboard Switches for MidiBOX SID buttons ?

I intent to use 5 keys of the C64 keyboard to act as the 5 LCD menu buttons.

Can I simply cannibalize the C64 keyboard swithc or do I have to get some other switch and put the ‘cap’ of the key on it ?

http://69.56.171.55/~midibox/forum/index.php?topic=3651.0

Greets, Roger