High drive efficiency:, quiet operation
Specifically designed for E-Bike, long service life, resistant to breakage
BICYCLE CHAIN, CN-E6090-10, FOR E-BIKE, REAR 10 SPEED /FRONT SINGLE, 138LINKS
High drive efficiency:, quiet operation
Specifically designed for E-Bike, long service life, resistant to breakage
BICYCLE CHAIN, CN-E6090-10, FOR E-BIKE, REAR 10 SPEED /FRONT SINGLE, 138LINKS