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leokai27: Climbing Wildcat on newly built Surly flip-flop hub. Works great!
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leokai27: Followed by Curran trail
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leokai27: And out Wildcat Creek trail to San Pablo
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leokai27: And the rack works wonders as well!
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leokai27: Surly hub 21 & 17 cogs and 49 tooth chain ring gives me either 62 or 77 inches, nice.
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leokai27: Crossing Golden Gate Birdge around midnight, nearing completion of the GG1000k