SRAM EX1 Rear Derailleur - 8 Speed Long Cage Black MFPN=SCBB31.8 The Symbol Cassette wheel pairs

The Symbol Cassette wheel pairs the value and reliability of the Shadow Symbol cassette hub with the rigidity and strength of the Shadow Truss rim to create an unbeatable combination

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Defined Color Black TPI 60 Tire Type Clincher Tire Intended Use BMX Color Black Tire Diameter 20" Tire Bead Folding Labeled Size 20 x 2

Sigma Docking Stations make it easy to perform comprehensive training analysis

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SRAM EX1 Rear Derailleur - 8 Speed Long Cage Black MFPN=SCBB31.8 The Symbol Cassette wheel pairsSRAM EX1 Rear Derailleur 8 Speed Long Cage Black. The EX1 drive train was designed specifically for the demands of electric assist mountain bikes: a wide gear range with bigger jumps between gears and sturdy components to handle higher torque loads. Liberal use of features found on SRAMs high end MTB parts provide high value quiet operation and ease of service. X Horizon design minimizes chain slap maximizes 1x drive train performance Engineered for