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. Middle rings can be used as inners on a double chainset. For specific inner double use you can use CRJ.. For inner triple ring use TAH..
SKU:TAG42TBK
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