20
2 月, 1940/42T Sprocket
Time to upgrade your 10 or 11 speed cassette, the 40 or 42 tooth sprocket to replace either 15 or 17 tooth sprocket for the best benefit and the less cost.
Time to upgrade your 10 or 11 speed cassette, the 40 or 42 tooth sprocket to replace either 15 or 17 tooth sprocket for the best benefit and the less cost.
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