請問對登山車系統有研究的大大們
不知SRAM S2200 2X10 碳纖維曲柄大盤(登山車用)
對應SRAM 系統 X9.X0.XX 是屬於哪一種等級?
有請大大指教
SRAM S1000 = Truvativ X5 (AL6066鋁材)
SRAM S1200 = Truvativ X7 (AL7050TV鋁材)
SRAM S1400 = Truvativ X9 (OCT中空曲柄+AL6066鋁材)
SRAM S2000 = Truvativ Stylo (AL7050TV鋁材)
SRAM S2200 = Truvativ X0 (Carbon材質)




























































































