Wheel spacers or studs ????
 

Can anyone tell me if these wheel studs are useable (safe) on a Rubicon?
Or if solid billet block spacers the safer solution?

http://cgi.ebay.com/ebaymotors...90199881814QQtcZphoto


The price is certainly right ... Picked up a set of nice used rims for cheap coin but the offsets are incorrect.

Thanks in advance!