Get in touch with them here. Freehands stems are all the same, so you can get one and just bend it the way you need it. If IIRC they are about $11.00 + $3.00 for shipping.
Dr.Grabow
International Pipes & Accessories
PO Box 849
Sparta, North Carolina 28675
Phone: 336-372-5521
Fax: 336-372-2875...