Brooks B17 Carved Saddle - Steel Black Men's MFPN=11.2018.067.001 }SRAM Rival Flattop Chain -

}SRAM Rival Flattop Chain - 12/13-Speed 114 Links PowerLock Connector Silver E1

Lace closure with hook-and-loop top strap

Made with organic cork farmed in Portugal meeting strict ecological guidelines

5mm uninstalled wall thickness  |  135mm long

Optimized Gear Ratio

Brooks B17 Carved Saddle - Steel Black Men's MFPN=11.2018.067.001 }SRAM Rival Flattop Chain -B17 Carved features the central cut out first designed by Brooks over 100 years ago. The "registered cutting" as can be read in the 1890 catalogue is "a sure preventive to all perineal pressure". Imperial designed in the 1890's truly anatomical gender dedicated cutting Length 280 Gender Age Men's Color Black Rail Material Steel Weight 515 Saddle Cut Out No Width 170 Material Leather Defined Color Black Clamp Style Std Rails Gender Men's