34T chainline 52mm. 38T chainline 47,5mm. 38T chainline 50mm. 38T Chainline 52mm. 40T Chainline 52mm. KMC Bosch Gen 4 E-Bike 11/128" Chainring. Features - KMC Bosch Gen.4 Chainring Reinforced chainring for the Bosch ebike motor.
KMC Bosch Gen 4 Super Narrow Chainring, Black, 34T, Chainline 52.0mm
KMC KMC Super Narrow Chainring Compatible with Bosch Gen 4 e-Bike Motors Chainring, Black, 38T, Chainline 50.0mm
KMC Chain Guard for Bosch Gen 4 Spacerless Chainrings Chain Guard, Black, 38-40T
KMC Super Narrow Chainring Compatible with Bosch Gen 4 e-Bike Motors Chainring, Black, 38T, Spacerless, Chainline 47.5mm
KMC Bosch Gen 3/4 38T Chain Guard
KMC Bosch Gen 3/4 Chain Guard, Black, 38T
