Shimano 21 speed

KETELES K800 Dual Motor Electric Bike with 2×1000W, 48V 23AH, Shimano 21-speed, 50km/h, 26"×4" Fat Tires, Lockable Suspension Fork Road E-Bike

Touroll U1 26/29 MTB Electric Bike with 250W Motor, 13Ah Removable Li-ion Battery, 65KM Range, CST Off-Road Tires, 21-Speed Shimano Gear

SAMEBIKE Electric Mountains Bike,500W Brushless Motor with Shimano 21 Speed,Folding E-Bike,

GOGOBEST GF700 Dual 500W Motors Electric Bike 26" Adults Electric Bicycle 48V 17.5Ah Battery , Shimano 21 Speed

Electric Bike Halo Knight H02 750W Motor 48V16Ah Battery 29" Tires 45km/h Max Speed 60km Max Range Shimano 21 Speed

SAMEBIKE SY26-II Commuter Electric Bike 26’’ Electric Mountain Bike 500W 36V 13AH, Shimano 21 Speed

CHEVROLET Black 700c Cross Bike Equipped with Shimano 550mm Deep Rim V Brake Adopted (Chevrolet) CRB7021DR-V 21-speed Gear, Installed, 64135-0199

DUOTTS C29 Electric Bike - 750W Motor, 100KM Range, 29" Wheels, Shimano 21-Speed, Dual Battery Option

SHIMANO Sprocket ICSM8200051 CS-M8200-12 12-speed 10-12-14-16-18-21-24-28-33-39-45-51T

DUOTTS C29 Electric Bike - 750W Motor, 100KM Range, 29" Wheels, Shimano 21-Speed, Dual Battery Option