As some of you may know ski mountaineering race regs make ski brakes mandatory next season so some interesting retro-fit options are becoming available. The best we’ve seen, so far, is from those ingenious Italians, in this case Kreuzspitze. It attaches to the ski crampon holder on the toe piece. Ok that means that if you have a ski detach on a steep ascent you could lose it…

http://www.kreuzspitze.com/prodotti-15.php

here is a vid of how it works,

http://www.youtube.com/watch?v=oLzOpHCexxk

ciao!