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,

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 29" Electric Bike 3*250W Motor 48V 15AH Dual Battery 21-Speed Shimano Gears All-Terrain E-Bike

DUOTTS C29 3*250W Electric Bike, 29" Alloy Frame, 100KM Range, Shimano 21-Speed, Dual Battery Option, IPX5 Waterproof E-Bike

SHIMANO CS-M9200-12 Sprocket, 12-speed, 10-12-14-16-18-21-24-28-33-39-45-51T

DUOTTS C29 750W 29" Electric Bike for Adults - 48V 15AH 100KM Range Shimano 21-Speed All-Terrain E-Bike

DUOTTS C29 3*250W Electric Bike - 29" Alloy Frame, 100KM Range, 48V 15Ah Battery, Shimano 21-Speed, IPX5 Waterproof E-Bike for Adults

DUOTTS C29 29" Electric Bike 3*250W Motor 48V 15AH Dual Battery 21-Speed Shimano Gears All-Terrain E-Bike

DUOTTS C29 750W 29" Electric Bike - 100KM Range, Shimano 21-Speed, Dual Battery Option, IPX5 Waterproof for Urban & Off-Road Use

DUOTTS C29 3*250W 29" Electric Bike for Adults - 48V 15AH 100KM Range Shimano 21-Speed All-Terrain E-Bike

DUOTTS C29 29" Electric Bike for Adults, 3*250W Motor, 48V 15Ah Battery, Shimano 21-Speed, 100km Range, All-Terrain E-Mountain Bike

DUOTTS C29 Electric Mountain Bike - 3*250W Motor, 29" Wheels, 100km Range, Shimano 21-Speed, IPX5 Waterproof, Dual Battery Option

DUOTTS C29 3*250W 29" Electric Bike - 100KM Range, Shimano 21-Speed, IPX5 Waterproof, Front Suspension for Urban & Off-Road

DUOTTS C29 29" Electric Bike for Adults, 3*250W Motor, 60mi Range, Shimano 21-Speed, All-Terrain E-Bike with Dual Battery Option

DUOTTS C29 3*250W Electric Bike, 29" Alloy Frame, 100KM Range, Shimano 21-Speed, Dual Battery Option, IPX5 Waterproof E-Bike

DUOTTS C29 Electric Bike with 750W Motor, 100km Range, 29" Alloy Frame, IPX5 Waterproof, Shimano 21-speed Ebike

DUOTTS C29 29" Electric Bike for Adults, 3*250W Motor, 48V 15Ah Battery, Shimano 21-Speed, 100km Range, All-Terrain E-Mountain Bike

Emotorad EMX Electric Mountain Bike 27.5" | 36V 250W Motor | 470Wh Removable Battery | Range 70KM | Shimano 21 Speed

DUOTTS C29 29" Electric Bike for Adults, 750W Motor, 60mi Range, Shimano 21-Speed, All-Terrain E-Bike with Dual Battery Option

UOTTS C29 Electric Mountain Bike -3*250W Motor, 29" Wheels, 100km Range, Shimano 21-Speed, IPX5 Waterproof, Dual Battery Option

GN29 29" Electric Mountain Bike, 750W 48V Ebike, 21-Speed Shimano, 50KM/H Max, 90KM Range, Disc Brakes, Suspension