Assignable Passive Multiple
Patch (multiples) module that can assign the incoming signal to bus number 1 or 2. All channels switched to the same position share the same signal, so you can create your groups and configure the multiples as you wish.
http://www.electronicmusicworks.com/detalhes.asp?id=91&produto=121&loja=EURORACK
No info about availability.
$67