SHIMANO DURA ACE 11-SPEED CHAINRING FOR FC-R9100 52/36T electric_hardtail The AMPP900’s compact and durable

The AMPP900’s compact and durable alloy body features a three level battery indicator

Group Ride (10 lumens): 25 hrs

Note: For both pedals 2 service kits are required

the Aurora is the lightest among MKS’s comparable offerings

Recommended outer casing combination OT-SP41 (SIS-SP41)

SHIMANO DURA ACE 11-SPEED CHAINRING FOR FC-R9100 52/36T electric_hardtail The AMPP900’s compact and durableReplacement chainring set for Shimano Dura Ace 11 speed FC R9100 crankset. Features 52 36 tooth configuration optimised for mixed terrain riding. Hollow forged construction delivers significant weight savings without compromising rigidity. The advanced design ensures optimum power transfer with every pedal stroke and enhances shifting performance across the 11 speed cassette. Direct replacement for original FC R9100 chainrings. Compatible with Dura