I have a set of BBS RSII in 21" step lip for sale. These are 4 rears (709 faces), super concave profile with upgraded flat center caps. Specs are below
Front 21 x 10 ET4 1.5" lip
Rear 21 x 11 ET16 2" lip
Had these on my e65 B7...will work on an e60 or e63 as well...asking $4500 OBO...my B7 is also for sale!
Untitled by kognac14, on Flickr
Untitled by kognac14, on Flickr
Untitled by kognac14, on Flickr
Untitled by kognac14, on Flickr
Untitled by kognac14, on Flickr
Untitled by kognac14, on Flickr
Untitled by kognac14, on Flickr
Untitled by kognac14, on Flickr