Here a revolution! The Tech Crampon 250, a front crampon to use with skimo boots with dynafit system invented by Manfred Quaeck.
– Steel spikes (2 front – 2 lateral)
– 240 grames

More info: https://www.wildsnow.com/14513/tech-crampon-250-techpon-skiing/
buy: http://www.proguiding.com/proski/2015-ski-gear/tech-crampon.html