The Captainthey don't like the Chalk/Roots in the south downs. tried the on a demo day, you can tell the designed in California, I’m sure there good in sand or stony soils.
never tryed Purgatory.
@scottfitzEvo's, front one and back one run different ways.
which version is that? mine just say 'rotation' with an arrow, so the same front or rear
I do like maxxis but the good ones only last me 4/5 months (i ride alot)