SLX HOLLOWTECH II MTB Crankset 178 mm Q-Factor 1x12-speed

FC-M7120-1

FC-M7120-1

SLX - HOLLOWTECH II - MTB Crankset - 178 mm Q-Factor - 1x12-speed

The SLX FC-M7100-1 crank features an entirely new construction, using direct mount chainrings, special gear tooth profile for improved chain retention, and a 178mm Q-factor.

  • Superior chain retention
  • Special MTB gear teeth profile improves chain engagement and retention
  • DYNAMIC CHAIN ENGAGEMENT+
  • Rigid and lightweight design boosts trail-riding enjoyment
  • Hollow forged crank maximizes power transfer while limiting weight
  • HOLLOWTECH II
  • Easier gearing than racing groupsets
  • Q-factor: 178 mm
  • Chainline: 55 mm

TECHNOLOGIES

PRODUCT SPECIFICATIONS

MODEL NO FC-M7120-1
SERIES SLX M7100 Series
Color Series color
Average weight 653 g (34T), 638 g (32T), 641 g (30T)
   
Chain line (mm) 55
Chain ring combination 30T, 32T, 34T
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
Gear arms 4 arm
HOLLOWTECH II
Optional chain guard_Without chain / bash guard
P.C.D. (mm) Direct
Rear speeds 12
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

  • Brake SLX FLAT MOUNT Disc Brake Caliper
  • Pedal SPD Trail Pedal
  • Crankset 2-PIECE CRANKSET for 135 mm and 142 mm O.L.D. Frames 2x12-speed
  • Crankset 2-PIECE CRANKSET for 148 mm O.L.D. Frames 2x12-speed

REPLACEMENT PARTS

  • Chainring Chainring 34T for FC-M7100-1/FC-M7120-1/FC-M7130-1
  • Chainring Chainring 32T for FC-M7100-1/FC-M7120-1/FC-M7130-1
  • Chainring Chainring 30T for FC-M7100-1/FC-M7120-1/FC-M7130-1