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Ships within 48 hours · Estimated delivery Oct 5 - Oct 10
Not compatible with multiple chainring drive trains
x-firm (200lb+)
Quieter drivetrain and reduced drag Ring Position/Type Chain Retaining Single Ring Tooth Count 38 Drivetrain Speeds 12 Round or Oval Round Chainring BCD 104 Material Aluminum Color Black Defined Color Black Size 38T
39 Cable Style Coiled
This initial damping support without any high-speed harshness paired with a 22% increased volume in the Compression Bladder System results in increased small bump sensitivity and damping consistency
Shimano FH-M618-B Hub Axle MFPN=EFCRX6101CXB0 Not compatible with multiple chainringShimano Hub Axle Unit
