The additional advantage of the R170 lies in the heel piece that is mounted on a 25mm plate giving the possibility to adjust to your different boots (up to about 3 sizes). It also has the ability to pivot allowing you to be flat(rotation of 90 degrees) or to have a rise of 41mm.The R170 This binding  is perfect for your races, ski tours and deep snow.  Easy-to-use and ultra performant the locking lever was  specifically studied for good control.With 170grams per foot and lateral and frontal release of 8 you will ski light and safe. The R170 toe piece is also equipped with the ‘TOO FACILE’ technology allowing quick step-in and proximity of the toe pins. Also compatible with numerous accessories such as:  crampon slots, PLUM crampons, wider plates, titanium forks, race stopper,  .. Bindings conform to ISMF standards. Guaranteed 5 years.