Shimano chainrings offer durability and confidence-inspiring performance, and go a long way towards getting a drivetrain back to optimum working condition.

SLX SM-CRM75 stiff and lightweight chainring delivers smooth pedaling over bumpy terrain. The SM-CRM75 chainring features SHIMANO DYNAMIC CHAIN ENGAGEMENT+ technology, which features special gear teeth profiles that deliver exceptional chain engagement and chain retention. - Special MTB gear teeth profile improves chain engagement and retention - Exchangeable single/double chainring - Crankset can be used as common component - Superior chain retention - Rider tunable

The Shimano R9100 series crankset achieves the ultimate in optimal power transfer. It does this through a reinforced chainring on its unique asymmetrical four-arm spider construction. - Chainring BCD: 110 Shimano Asymmetric - Drivetrain Speeds: 11 - Material: Aluminum - Ring Position/Type: Inner

Shimano XT M770 10-Speed Chainring - XT FC-M770 and FC-M780 10-Speed cranks use the same middle chainring - Chainring BCD: 104 - Color: Black/Silver - Drivetrain Speeds: 10 - Material: Steel/Carbon - Ring Position/Type: Middle - Tooth Count: 32