SHIMANO OCTALINK MTB Crankset 3x10-speed

FC-T521

FC-T521

SHIMANO - OCTALINK - HOLLOWTECH - MTB Crankset - 3x10-speed

Based on the premium SHIMANO DEORE XT and DEORE LX trekking product line, the FC-T521 offers 3x10 speed gearing and uses an OCTALINK bb interface. It includes an integrated chain guard.

  • FEATURE
    • Integrated appearance of chain guard
    • Rigid and lightweight by HOLLOWTECH, OCTALINK
    BENEFIT
    • 10-speed Trekking crankset
    • Following XT/LX trekking product concept
    • Stable and smooth shifting performance
    • Simple and sturdy design
    • OCTALINK construction FC: 48-36-26T with CG/44-32-24T with CG available
    • Recommended BB-ES300

TECHNOLOGIES

PRODUCT SPECIFICATIONS

MODEL NO FC-T521
SERIES 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
Chain case compatible
Chain line (mm) 50
Chain ring combination 48-36-26T, 44-32-24T
Compatible BB type OCTALINK
Compatible chain HG-X 10-speed
Crank Arm Length 170.0 mm, 175.0 mm
Crank fixing bolt included
Gear arms 4 arm
HOLLOWTECH crank arm
OCTALINK technology
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
Threaded BB Shell Width 68 mm, 73 mm
Includes Crank Arm Fixing Bolt Yes
Q-factor (mm) 185.8