KMC Bosch Gen 4 34T 52.0 C/Ring. These chainrings from KMC are suitable for Bosch 4th generation m...KMC Bosch Gen 4 34T 52.0 C/Ring. 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 CrNo 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,. KMC hardened chromoly replacement 34 tooth steel chainring for Bosch Gen 4 series (2020MY) electric bike motors. Direct mount (9mm offset) for a super narrow 52mm chainline. Compatible with all 1 - 8 speed chains (3/32") and 9 -12 speed chains (11/128"). Includes 2.5mm spacer. MPN: BFCB45234
KMC Bosch Gen 4 34T 52.0 C/Ring. 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 CrNo 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,. KMC hardened chromoly replacement 34 tooth steel chainring for Bosch Gen 4 series (2020MY) electric bike motors. Direct mount (9mm offset) for a super narrow 52mm chainline. Compatible with all 1 - 8 speed chains (3/32") and 9 -12 speed chains (11/128"). Includes 2.5mm spacer. MPN: BFCB45234