Variants
The manufacturer's versions of this model (code suffix, color, cage). Each figure counts spec sheets that name that exact version; most name only the model.
How spec sheets write it
The most common ways bicycle spec sheets name it, by number of mentions.
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Shimano SLX FC-M660 Composite middle ring, Hollowtech II 44/32/22T, Lengths:15.5=170mm; 17.5-21.5=175mm
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Shimano SLX FC-M660 42/34/24 - Black
Bicycles
Published bicycles that use it, newest model years first.
