Not obscure and in fact a good idea. Saves a lot of weight compared to a lot of other steel armed cranks and there is a lot of weight to be saved!
+1, got them on my Azonic, about 400g lighter than 4130 CrMo cranks of the same strength.
@gbj_tester started
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+1, got them on my Azonic, about 400g lighter than 4130 CrMo cranks of the same strength.