KMC Chainring for Bosch E-Bike 1/2 x 11/128 Super Narrow 15t, 18t, 19t, 20t, 21t
£12.99
21T (BSFB5021). 20T (BSFB5020). 19T (BSFB5019). KMC Chainring for Bosch E-Bike 11/128". 15T (BSFB5015). 18T (BSFB5018). Reinforced chainring for the Bosch ebike engine. More durable than the normal chainring.
