The Chinook middle rings are CNC machined chainrings compatible with 10 speed MTB chainsets.
TA only make their chainrings from the best 7075 T6 heat treated aluminium sheet. The teeth are cut in the traditional manner on a lathe which produces a much better and more accurate tooth form than pressing which is used by most chainring manufacturers.
Topfunktioner:
- Material: 7075 T6 aluminium
- 10 speed
- Middle in 104 mm PCD: 36 and 38 teeth
- Colour: black










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