Shimano ZEE FC-M640/M645 Crankset, 36T, 1x10-speed
FC-M640
ZEE - MTB Crankset - 1x10-speed
The ZEE FC-M640 crank is designed for the rigors of gravity riding with thick-wall 2-piece cranks, a strong, steel axle, and steel pedal inserts. Chainrings include 34, 36, and 38T.
- Strong thick-wall 2pcs-crank arm
- Strong steel axle
- Steel pedal insert
- Choices of spec
- FC-M640 68/73mm bottom bracket
- Press-Fit bottom bracket compatible
PRODUCT SPECIFICATIONS
| MODEL NO | FC-M640 |
|---|---|
| SERIES | ZEE M640 Series |
| Color | Series color |
| Average weight | 817 (36T) |
| 2-PIECE CRANKSET | ✔ |
|---|---|
| Chainring combination | 36T |
| Compatible bottom bracket type_Outboard | ✔ |
| Crank fixing screw included | ✔ |
| Crank arm length (mm)_165 | ✔ |
| Crank arm length (mm)_170 | ✔ |
| Crank arm length (mm)_175 | ✔ |
| Spider/Gear arms | 4 |
| Optional chain guard_Without chain/bash guard | ✔ |
| Recommended bottom bracket_Press-fit | SM-BB71-41A |
| Recommended bottom bracket_Threaded (E-type) | SM-BB52 |
| Recommended bottom bracket_Threaded (normal) | SM-BB52 |
| Threaded bottom bracket shell width (mm)_68 | ✔ |
| Threaded bottom bracket shell width (mm)_73 | ✔ |
| Crank arm fixing bolt_With | ✔ |
| Q-factor (mm) | 174.7 |
| Chain line (mm) | 50.4 |
| Compatible chain | HG-X 10-speed |
| P.C.D. (mm) | 104 |
| Rear speeds | 10 |
| O.L.D._QR/Nut (mm) | 135 |
| O.L.D._Thru (mm) | 142 |
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Differences may occur due to changes made by the manufacturer to the design, components or colours, as well as variations in screen settings.
Before purchasing, we recommend reviewing the product description and technical specifications. If you have any questions about the product's appearance or components, please contact us – we will be happy to provide additional information.
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