52mm chain line works with 142 or 148 O.L.D. Prioritizes narrowest possible Q factor

Special MTB gear teeth profile improves chain engagement and retention

Hollow forged crank maximizes power transfer while limiting weight

Superior chain retention

Rigid and lightweight design for aggressive trail riding

Q-factor: 172mm

Chainline: 52mm chain line works with 142 or 148 O.L.D. (Prioritizes narrowest possible Q factor)

Compatible Bottom Bracket Type: Outboard

Compatible Chain: HG 12-speed

Bolt Circle Diameter: 96mm asymmetrical 4-bolt (direct mount spider)

Chainring sold separately

Rear Speeds: 12

Recommended Bottom Brackets: BB-MT800-PA (Pressfit); BB-MT800 (Threaded)

Bottom Bracket sold separately

Threaded BB Shell Width: 68/73mm

Weight: 608 g (28T)