Nitto UI22 Ahead StemThe "UI" series represents Nitto's own forged aluminium stem. Why go for a Nitto when there are many other ahead stems made from forged and polished aluminium? Partly its becasue of the peace of mind associated with Nitto stuff, and partly bacuse nobody else can polish a piece of aluminium to within an inch of its life like Nitto's workers.
There are several options of clamp diameters and rise angles. The UI 22 is the oversize stem with paraeters as follows:
73 Degree Rise
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