Some retailers are advertising the Attack/Force "ii" (as in version #2). Per
Wiggle.com's description of the "ii":
Quote:
Updated for 2013, with an advanced BlackChili compound and reduced weight, our Vectran and Black Chili technologies have been radically applied to this uncompromising race tire set.
@rruff, do you know which version was used to gather the data?
@GreatScott, by "backwards", I think the idea is to mount an Attack on the rear, but with the rotation arrow facing the opposite direction as the front Attack, mimic'ing the Force's tread pattern: