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Maximum Cog 46T Minimum Cog 11T Primary Color Black RD Capacity 39T RD Spring Type Shadow Plus Speed 11 Max Front Difference 18T
Housing Length 2200mm Primary Color Black Housing Liner Polymer
Double Tap mechanism with Zero Loss technology
370 Vivid Air B1 2014+
With 3C Triple Compound Technology
X4 Sport Maximum Cog 46T Minimum Cog1 : 1 ratio for 8 speed Proven design platform 265g SRAM Model ID: SL X4 A1 Attributes Primary Color Black Shifter Compatibility SRAM 8 sp. Shifter Weight 265g
US$ 69.00
US$ 274.50
US$ 299.50
US$ 114.50
