Nobody makes them. YOU have to fab them up. Get some round bar and some bolts and maybe some flat strap to make some tabs and a welder and have at it.
Update: This might get you started:
http://www.jpcycles.com/productgroup.aspx?GID=8D8F41C2-158D-44CA-B403-CABAD8A499E4or this:
http://www.jpcycles.com/productgroup.aspx?GID=990D87FB-34FF-4824-95CD-82A4F58EC030
Last edited by FriarJohn; 07/18/2007 4:55 PM.