曲柄组 (3x10速)

TIAGRA_4700_m

FC-4703

TIAGRA_4700_m

FC-4703

曲柄组 (3x10速)

  • FEATURE
    • 在变速性能与轻量中取得绝佳的平衡
    • Rider Turned 10速传动系统
    BENEFIT
    • 踩踏有力,行至千里
    • 在多种骑行环境均能享受顺畅变速体验
    • 齿数组合: ‌50-34T, 52-36T, 50-39-30T

相关技术

产品规格

型号 FC-4703
系列 SHIMANO TIAGRA 4700 系列
Color Series color, -
Threaded BB shell width_70mm X
2-piece crank construction X
Compatible BB type_Outboard X
Compatible BB type Outboard
Compatible chain 超窄 HG 10 速
Crank Arm Length 165, 170, 172.5, 175
Crank arm length (mm)_165.0 X
Crank arm length (mm)_170.0 X
Crank arm length (mm)_172.5 X
Crank arm length (mm)_175.0 X
Gear arms 4
Optional chain guard_Without chain / bash guard X
Optional Chain Guard Without chain guard
P.C.D. (mm) 110/74
Rear speeds 10
Recommended BB_Pressfit BB-RS500-PB
Recommended BB_Threaded (normal) BB-RS500
Technology HOLLOWTECH BB, HOLLOWTECH II
Threaded BB shell width_68mm X
Threaded BB Shell Width 68, 73
Includes Crank Arm Fixing Bolt Yes
Q-factor (mm) 158.8