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MODEL NO BL-M4100 SERIES DEORE M4100 Series Color Black (SHIMANO logo) Brake type Hydraulic disc brake
The charging port is now integrated into the rear derailleur
A precisely tuned 12-speed interface means instant
and virtually silent
CyclingCeramic OSPW Pro SRAM AXS XPLR/Rival/Force/Red 12s 1 Ad 2026 MODEL NO BL-M4100 SERIES DEOREThe CyclingCeramic OSPW Pro for SRAM AXS XPLR, Rival, Force, and Red 12 speed drivetrains is engineered to enhance drivetrain efficiency, precision, and durability for modern road and gravel cycling. Designed as a high performance upgrade, the oversized pulley wheel system optimizes chain movement, resulting in smoother shifting and improved power transfer across varied riding conditions. At the core of the system is a precision engineered oversized
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