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TA only make their chainrings from the best 7075 T6 heat treated aluminum 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.
Features
-Compatible 8/9/10 speed.
-7075 T6 aluminum alloy.
-PCD 110 mm.
-Inner : 33 to 38 teeth.
-Colors : silver, black.