The difference is that all skis at this are all this years skis, brand new with bindings. On backcountry, those skis are 500 flat, no bindings. 520 with bindings doesn't seem so bad if you ask me.
Skiis and Biikes is for sure more race orientated but they are trying to get into the park scene, every year they hire more and more park guys, they bring more park equipment, and try to understand you park rats.
They might not be "core" but they're trying to help out the local ski community, which in ontario, is unlike any community in the world.
Give it a look, you guys might be surprised.
just though you should all know that