Buy your Opel Cascada wheels here
A 2013-03-01 Opel Cascada has a 70.3 center bore and a 5x115 bolt pattern. On this model, lug nuts are used to mount the wheel to the hub. Lug bolt thread: 12x1.50 is recommended. The recommended wheel size is between 17 and 20 inches and the ET meassurement for this model is 41.