Description
These chainrings from KMC are suitable for Bosch 4th generation motors. Guaranteed to last a minimum of 3500km, combining these with KMC's E chains to extend the life of your chain and chainring even further. Longer lasting, quality material and unparalleled gear changes. Features Perfectly tailored to narrow KMC chains Hardened Cr No steel High efficiency, saves battery Extreme durability, highest precision Simple conversion Perfectly matched with KMC Chains Tech Specs Size: 1/2 X 11/128 Colour: Black Treatment: Hardened Chromoly steel For Bosch 4 systems Direct mount: 9mm offset E1, E12, E11, E10, E9 & E8 chains
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