Wolf Tooth 42T Giant Cog Clearance - SRAM Black (open box) - *This product has been opened and is found to be in new condition. Often open box items are great deals as they have never been used and only the packaging would show markings. It is sold as "non-returnable". Standard warranties still apply.Now you can take advantage of similar gearing of the far more expensive XX1 setup. The Giant Cog is a 42T cog that gives your ten speed cassette a much wider gear range than the standard 11-36 cassette. Available in SRAM and Shimano, the Giant Cog works with XT, XTR and 1030, 1050 and 1070 cassettes. It requires the removal of the 17T cog and spacer. The GC is made in the USA in Minneapolis, MN from the same high quality 7075 T-6 aluminum as Wolf Tooth
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