FC-M645

FC-M645

ZEE_M640_m

FC-M645

TECHNOLOGIES

PRODUCT SPECIFICATIONS

MODEL NO FC-M645
SERIES ZEE M640 Series
Color Series color
Average weight 858 g (38T), 847 g (36T), 837 g (34T)
   
Remarks For 83 mm bottom bracket shell width
2-piece crank construction
Chain line (mm) 57.9
Chain ring combination 38T, 36T, 34T (FC-M640/M645 chainring)
Compatible BB type Outboard
Compatible chain HG-X 10-speed
Crank Arm Length 165 mm, 170 mm, 175 mm
Crank fixing bolt included
Gear arms 4 arm
Optional Chain Guard Without chain/bash guard
P.C.D. (mm) 104
Rear speeds 10
Recommended BB_Pressfit SM-BB71-41C
Recommended BB_Threaded (E-type) SM-BB52
Recommended BB_Threaded (normal) SM-BB52
Threaded BB Shell Width 83 mm
Crank arm fixing bolt_With
Includes Crank Arm Fixing Bolt Yes
Q-factor (mm) 189.7

SERIES LINE-UP

  • Pedal PD-M647
  • Cassette Sprocket SHIMANO 10-Speed Cassette Sprocket
  • Thru Axle SHIMANO 142x12 mm E-THRU 166 mm Axle MTB Rear
  • Brake Lever SHIMANO ZEE Hydraulic Disc Brake Lever I-SPEC II Clamp Band