Here is what different alpha levels look like with a vertical wheel.

[Dazz]

Just wanted to post a comparison with how the wheel looks when using different alpha levels.

Vertical wheel with alpha set at 100%.
http://www.hyperspin-fe.com/forum/picture.php?albumid=8&pictureid=80

Vertical wheel with alpha set at 50%.
http://www.hyperspin-fe.com/forum/picture.php?albumid=8&pictureid=82

Vertical wheel with alpha set at 15%.
http://www.hyperspin-fe.com/forum/picture.php?albumid=8&pictureid=83

Vertical wheel with alpha set at 0%.
http://www.hyperspin-fe.com/forum/picture.php?albumid=8&pictureid=81

[BadBoyBill]

The vertical wheel suits those really well, now you can see them.