Shimano Alivio triple crankset, ES25 BB included. Chainring 44/32/22T …
2x11 configurationReduced weightCarbon-reinforced titanium alloy chainringsComputer-optimized shift paths DOUBLING DOWN ON THE TECH.Shimano has come around to understand the benefits of…
加長軸心 - 適合Birdy / Brompton 等需要長軸的單車 加粗曲柄 - 強化力量傳遞 7075-T6 CNC齒片 - 減輕重量 …
輕量化 - 曲柄及齒片均採用較輕量及剛性較強的7系鋁合金 加粗曲柄 - 強化力量傳遞 一體式齒片 - 減輕重量同時強化力量傳遞 型號 …
Sram Apex Double crankset with BSA GXP Bottom Bracket Model Apex …