SRAM Rival Flattop Chain - 12/13-Speed 126 Links PowerLock Connector Silver E1 ModelNumber=J2352 The kit includes a Twin

The kit includes a Twin Speed Drive (Presta and Schrader compatible)

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Easy to use mounting bracket fits most frames

grown merino wool exclusively from sheep raised by American farmers on American farms

47 BB/Frame Interface T47 BB Shell Width (mm) 68 BB Shell Width (mm) 70 BB Shell Width (mm) 73 BB Shell Width (mm) 76 BB Shell Width (mm) 79 BB Shell Width (mm) 83 BB Shell Width (mm) 85 BB Shell Width (mm) 86 BB Shell Width (mm) 90 BB Shell Width (mm) 92 BB Shell Width (mm) 95 BB Shell Width (mm) 100 Spindle Interface Type RaceFace/Easton CINCH Spindle Interface Type 386 EVO Spindle Interface Type Rotor 3D+ Spindle Interface Type Zipp Vuma Spindle Interface Type e*Thirteen P3 Connect Defined Color Black

SRAM Rival Flattop Chain - 12/13-Speed 126 Links PowerLock Connector Silver E1 ModelNumber=J2352 The kit includes a TwinSRAM took their strongest Rival chain and made it lighter. Cutouts on the outer links of the Flattop chain shed weight while the Hard Chrome finish adds durability as you power through shifts. This chain is ready to go the distance. Flattop technology allows for a narrower chain with quieter operation and increased strength and durability Hard Chrome plated inner link plates for reduced wear and prolonged life Cut outs in out link plates for weight