You only need to pop out the centering rings. They should just bolt on. I have them on my 2WD Doka and on my  Syncro 16. You can use the same conical seat hardware from your Carat alloys.

BenT

sent from my electronic leash

On Dec 11, 2012, at 8:04 PM, Nick Maiorsky <nickma@GMAIL.COM> wrote:

> Looks like they are still for sale.
> 
> Do you know if all they need is 20mm spacer to work on my Carat ?
> 
> Nick
> 
> On Fri, Dec 7, 2012 at 6:13 PM, J Stewart <fonman4277@comcast.net> wrote:
>> Damn, those look sweet, they'd look great on my Blue Star, but I guess I need to concentrate on getting a engine in it first! Jeff Stewart ----- Original Message -----
>>> not mine, seen on craigs
>>> _Borbet Type E, 16x7.5, et 35 $275 OBO_
>>> (http://philadelphia.craigslist.org/pts/3438776842.html)