Thanks alexmish! I did not know about that snowcat model from Thule. Was not aware that they had a model that mounted directly onto factory side rails. I going to consider purchasing those too.

__________________
2008 X5 4.8i | Wheels: Summer> style 336 20" RFT; Winter> style 214 Ferric Grey 20" RFT | Aero kit | ESS E-Flash tune | V1 | LCI Rear Tail Lights | Coding completed | Engine replaced at 90K