Besides the Cinelli 1A stem, there are also dedicated track / sprinters stems, named 2A and 3A. 1A has an angle of 73°, the 2A has a sharper angle of 65°, 3A even more extreme, 58°.
http://progettopistavintage.blogspot.com/2009/05/cinelli-1a-stem.html
what reference number/code denotes the cinelli stem as being a track version with the sharper angle?
@Dutch_Cheese started
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Besides the Cinelli 1A stem, there are also dedicated track / sprinters stems, named 2A and 3A. 1A has an angle of 73°, the 2A has a sharper angle of 65°, 3A even more extreme, 58°.
http://progettopistavintage.blogspot.com/2009/05/cinelli-1a-stem.html