The SHIMANO DEORE FC-M6130-1 crank features an entirely new construction, using direct mount chainrings, special gear tooth profile for improved chain retention, and a 181 mm Q-factor that is compatible with 157 mm O.L.D. frames.
Superior chain retention for smoother riding even over rough terrain
DYNAMIC CHAIN ENGAGEMENT+ improves chain engagement and retention
More maneuverability and aggressive riding realized