SHIMANO DEORE XT HOLLOWTECH II MTB Crankset 178 mm Q-Factor 2x12-speed

FC-M8120-B2

SHIMANO DEORE XT HOLLOWTECH II MTB Crankset 178 mm Q-Factor 2x12-speed

FC-M8120-B2

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.

FEATURES

  • 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

PRODUCT SPECIFICATIONS

MODEL NO FC-M8120-B2
SERIES DEORE XT M8100 Series
Color Series color
Average weight 662
Rear speeds 12 (Front double)
Compatible chain HG 12-speed
Chain line (mm) 51.8
O.L.D.|Thru (mm) 148
O.L.D.|QR/Nut (mm) 141
P.C.D. (mm) Direct
Spider/Gear arms 4
Chainring combination 36-26T
Q-factor (mm) 178
Crank arm length (mm)|165
Crank arm length (mm)|170
Crank arm length (mm)|175
Crank arm length (mm)|180
Optional chain guard|Without chain/bash guard
HOLLOWTECH II
Compatible bottom bracket type|Outboard
Recommended bottom bracket|Threaded (normal) BB-MT801
Recommended bottom bracket|Press-fit BB-MT800-PA
Threaded bottom bracket shell width (mm)|68
Threaded bottom bracket shell width (mm)|73
Crank fixing screw included

TECHNOLOGIES