Does anyone know or have pictures of these wheels on their X5?

Vossen VVS-CV1 Concave Wheels; Staggered set - 5x120 bolt pattern. 20X9 20mm offset Front; 20x10.5 27mm offset Rear;
Matt Black/Machined w/ Chrome Stainless

Anyone have an opinion of these? Are these good rims? What would be a decent price for a used set?

Thanks in advance!