Metropolis-patterson

By VeloNews.com
Published Apr. 27, 2010

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Metropolis-patterson — Sam Patterson, one of the original founders of SRAM, designed the Patterson two-speed internal crank that debuts on FSA’s Metropolis city bike.

Sam Patterson, one of the original founders of SRAM, designed the Patterson two-speed internal crank that debuts on FSA’s Metropolis city bike.