SHIMANO DEORE XT - HOLLOWTECH II - MTB Crankset - 178 mm Q-Factor - 2x12-speed
The SHIMANO DEORE XT FC-M8120-B2 crank features an entirely new construction, using direct mount chainrings, special gear tooth profile for improved chain retention, and a 178mm Q-factor.
- Rigid and lightweight design for aggressive trail riding
- Hollow forged crank maximizes power transfer while limiting weight
- HOLLOWTECH II
- Rider tunable
- Exchangeable single/double chainring
- Direct Mount
- Crankset can be used as common component
- Q-factor: 178 mm
- Chainline: 51.8 mm
TECHNOLOGIES
PRODUCT SPECIFICATIONS
| MODEL NO | FC-M8120-B2 |
|---|---|
| SERIES | DEORE XT M8100 Series |
| Color | Series color |
| Average weight | 662 g |
| Chain line (mm) | 51.8 |
|---|---|
| Chain ring combination | 36-26T |
| Compatible BB type_Outboard | ✔ |
| Compatible chain | HG 12-speed |
| Crank fixing bolt included | ✔ |
| Crank arm length (mm)_165.0 | ✔ |
| Crank arm length (mm)_170.0 | ✔ |
| Crank arm length (mm)_175.0 | ✔ |
| Crank arm length (mm)_180.0 | ✔ |
| Gear arms | 4 arm |
| HOLLOWTECH II | ✔ |
| Optional chain guard_Without chain / bash guard | ✔ |
| P.C.D. (mm) | Direct |
| Rear speeds | 12 (Front double) |
| Recommended BB_Pressfit | BB-MT800-PA |
| Recommended BB_Threaded (normal) | BB-MT800 |
| Threaded BB shell width_68mm | ✔ |
| Threaded BB shell width_73mm | ✔ |
| Q-factor (mm) | 178 |
SERIES LINE-UP
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Brake SHIMANO DEORE XT FLAT MOUNT Disc Brake Caliper
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Bottom Bracket SHIMANO DEORE XT Threaded Bottom Bracket 68/73 mm shell width
-
Front Derailleur SHIMANO DEORE XT SIDE SWING Front Derailleur (Clamp Band Mount ) 2x12-speed
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Shifting Lever SHIMANO DEORE XT Left Shift Lever I-SPEC EV 2x12-speed
REPLACEMENT PARTS
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Chainring Chainring 36T for FC-M8100-2/FC-M8120-B2
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Chainring Chainring 26T for FC-M8100-2/FC-M8120-B2/FC-M7100-2/FC-M7120-B2
