FD-R253-B

Front Derailleur for 50/39/30Tx 8s, clamp type 34.9mm, capacity 20T, rear sprocket max. =<34T

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Technical Specifications

SeriesR9
Model No.FD-R253-B
Chain RingTriple
Cassette Compatibility8 Speed
Top Gear Teeth50T-39T-30T
Capacity20T
Route TypeDown Pull
Chainstay Angle63-66
Mount TypeBand
Chain Line45.0mm
Band DiameterΦ34.9 / Φ31.8 (1)
Front Clamp BandAluminum
Rear Clamp BandAluminum
Outer LinkAluminum
Inner LinkSteel
Chain GuideSteel C.P.
Weight141g
Remarks(1) -Clamp spacer (Y-FDR06) allow the derailleur to be Φ31.8mm frame tube. Without ring spacer the derailleur mounts to Φ34.9mm frame tube.

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