KMC DLC 12 Chain - 12-Speed 126 Links Black MFPN=20744 }Surly Ultra New Disc Front

}Surly Ultra New Disc Front Hub - QR x 100mm 6-Bolt Black 32h

Whirly Offset Double (MWOD) crankset

}DT Swiss 240 EXP Rear Hub - 12 x 148mm 6-Bolt Micro Spline Black/Red 28H 54pt

'12-15 SID 100/80mm (except '12 1-1/8 inch carbon)

KMC DLC 12 Chain - 12-Speed 126 Links Black MFPN=20744 }Surly Ultra New Disc FrontKMC DLC 12 Chain 12 Speed 126 Links Black. The KMC DLC 12 Chain is perfectly designed for an outstanding riding experience. The DLC coating provides a super smooth surface for optimal stability. The diamond hard surface provides ultra smooth control This chain is super lightweight with its patented chain configuration High rigidity allows for quick response and higher efficiency Double "X" bridge shape allows for precise gear shifting Inner and outer