OCTALINK(八角花键中轴安装)曲柄组 (3x10速)

FC-T521

FC-T521

OCTALINK(八角花键中轴安装)曲柄组 (3x10速)

  • FEATURE
    • 集成链盖
    • HOLLOWTECH(中空技术), OCTALINK(八角花键中轴安装)结构实现刚性、轻量
    BENEFIT
    • 10速旅行车曲柄组
    • 延续 XT/LX 旅行产品概念
    • 稳定顺畅的变速性能
    • 简洁稳固的设计
    • OCTALINK(八角花键中轴安装)结构链轮: 48-36-26T 带链盖 /44-32-24T 带链盖可选
    • 推荐BB-ES300

相关技术

产品规格

型号 FC-T521
系列 SHIMANO
Color Black, Silver
Axle length of BB-UN/ ES (mm)_Threaded (chain case) 121-AK
Axle length of BB-UN/ ES (mm)_Threaded (normal) 121-AK
Arm adapter X
Chain case compatible X
Compatible BB type_Outboard X
Compatible BB type Octalink
Compatible chain HG-X 10 速
Crank Arm Length 170, 175
Crank fixing bolt included X
Crank arm length (mm)_170.0 X
Crank arm length (mm)_175.0 X
Gear arms 4 臂
HOLLOWTECH crank arm X
OCTALINK technology X
Optional chain guard_With chain guard X
Optional chain guard_Without chain / bash guard X
Optional Chain Guard With chain guard, Without chain / bash guard
P.C.D. (mm) 104/64
Rear speeds 10
Recommended BB_Threaded (chain case) BB-ES300-AK
Recommended BB_Threaded (normal) BB-ES300
Stainless chain guard fixing bolt X
Threaded BB shell width_68mm X
Threaded BB shell width_73mm X
Threaded BB Shell Width 68, 73
Includes Crank Arm Fixing Bolt Yes
Q-factor (mm) 185.8