The SHIMANO DEORE FC-M6100-1 crank features an entirely new construction, using direct mount chainrings, special gear tooth profile for improved chain retention, and a 178 mm Q-factor that is compatible with 148 mm O.L.D. frames
Main Features
Superior chain retention for smoother riding even over rough terrain
DYNAMIC CHAIN ENGAGEMENT+ improves chain engagement and retention
More maneuverability and aggressive riding realized
For wide 148 mm O.L.D. and 55 mm chainline
Direct mount chainring
Specifications
MODEL NO: FC-M6120-1
SERIES: DEORE M6100 Series
Color: Series color
2-piece crank construction: ✔
Chain line: 52mm
Chain ring combination: 30T, 32T
Compatible BB type Outboard: ✔
Compatible chain: HG 12-speed
Crank fixing bolt included: ✔
Crank arm length (mm): 170, 175
Gear arms: 4
Optional chain guard: ✔
P.C.D. (mm): Direct Mount
Rear speeds: 12
Recommended Pressfit BB: BB-MT500-PA
Recommended Threaded BB: SM-BB52
Threaded BB shell width: 68 & 73mm
Q-factor: 172mm
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