2011 Giro d’Italia, pro bike, Roman Kreuziger’s Specialized Tarmac SL3, drivetrain

  • By Caley Fretz
  • Published May. 23, 2011
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SRAM Red Black rear derailleur paired with SRAM’s OG 1090 cassette and PG1091 chain — all top of the range. Photo: Caley Fretz

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