SHIMANO XT FC M8120-B2 Boost Crankset 12-Speed
Hollow forged crank maximizes power transfer while limiting weight
Exchangeable single/double chainring
Crankset can be used as common component
Rigid and lightweight design for aggressive trail riding
Rider tunable
Q-factor: 178 mm
Chainline: 51.8mm “Boost” compatible (matches 148mm rear hub spacing)
Chain Ring Combination: 36-26t
Compatible Bottom Bracket Type: Outboard
Compatible Chain: HG 12-speed
Bolt Circle Diameter: 96mm asymmetrical 4-bolt (direct mount spider)
Rear Speeds: 12 (front double)
Recommended Bottom Brackets: BB-MT800-PA (Pressfit); BB-MT800 (Threaded)
Threaded BB Shell Width: 68/73mm
Original Shimano parts guarantee that all components work perfectly for optimum performance and maximum safety and longevity.