So far as I can tell it hasn't hurt my base at all. Although my edges are starting to shred the corners off the 4x4.
I don't think it's anything a tune/hot wax won't fix if it does scratch my base a little or dull my edges.
Originally Posted by atr3yu
Agreed, I can decide if I want to make one. Though I have a hard time with the thought of my board on anything but snow.