Axiums are Look PX bindings. This is what you want:
http://www.untracked.com/p1411c26b9lr-Froogle-rossignol_axial_2_look_px_wide_brake.html
Look PX brakes are made with cheap, metal bars. Try to bend them first by heating the bend with a torch and using a braker bar to bend it. Buying new brakes is the worst that can happen.