Shimano Crankarms FC-M7130-1 56.5/157mm SLX 1x 12spd Superboost Option:170mm Easier gearing than racing groupsets

Easier gearing than racing groupsets

5-layer waterproof/breathable fabric to keep you fresh and dry as you tackle a fickle weather

Superior chain retention

Advanced weather protection for a wide range of weather conditions

Lighter and stiffer design & easy exchangeable chainring by direct mount and one key release

Shimano Crankarms FC-M7130-1 56.5/157mm SLX 1x 12spd Superboost Option:170mm Easier gearing than racing groupsetsThe SLX FC M7130 1 crank features an entirely new construction, using direct mount chainrings, special gear tooth profile for improved chain retention, and a 181mm Q factor. FEATURES 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