it maybe either you're out of line
or your bindings are slightly off and forcing you to stand out of line cause your back leg might have a bit more heel overhang than your front?
2007 Rome Agent 155, 2011 Rome Artifact Rocker 150, 2012 Never Summer Proto CT 152
2011 Union Contacts, 2012 Flux SF45, 2008 Rome 390's (Retired)
2011 Zoom Kaiju, 2007 Thirtytwo Prospects (Retired)