If you're after the lightest possible ski touring set up then Dynafit bindings are a no-brainer. They offer the ultimate in ski touring performance and are massively lighter and simpler than other styles of AT binding.
Note: You will require special boots to use with Dynafit bindings.
Sorted by Price High to Low. Change to Low to High
Lightweight multi use pin touring binding. 1062g
Crampon for Dynafit / Plum bindings.
Dynafit ski brakes for Vertical, Radical (2011 only) & Comfort Bindings
Versatile Touring Ski..
New Purist Ski Touring Binding. 682g
Light Midwidth Tourer.
Great value light ski touring binding. 660g.
Leash to connect boots to bindings, 35g.
First aid kit which fits between your Dynafit ski crampons.
Stop you losing your skis in a crash.