3TTT mutant is nice. I rode it for a about 8 months, nothing to complain about except I wanted a greater drop then 80 degrees. I just switch it out for the Cinelli Vai. It is:
Black anodized 6061 T6 aluminum
Fits 26.0 handlebars
28.6(1-1/8)fork clamp dia.
Angle:+/6 degree (50mm, 80mm)
+/-17 degree (100mm, 110mm, 120mm)
190g (11cm)
http://cgi.ebay.com/ws/eBayISAPI.dll...category=42333
*edit: when I bought the stem, it came with the shim