Here's what other sites are saying:
Fast and feather-like in the Atomic Propulse RC2 Binding, you'll speed by the others as if they were standing still. But be a gracious winner, because they don't have the ultralight (at 256 grams per pair), full-length guide-ridge control and low-profile efficiency you do. Shake hands, give thanks, and try to think of something un-speed-related to comment on, like their nice-looking hats.
The ultra-low profile of the Atomic SNS Propulse RC2 bindings allows power to be transferred and converted into forward movement. These classic bindings are ultra-light and reduce effort. This binding can be mounted on top sheets or on NIS plates. Compatible with SNS classic boots Full Length Guide Ridge Low Profile for greater power transmission Rear-set Pivot Point