the CityQ is 4-wheel electric bicycle with car-like functions and comfort
SPRINT DELUXE | ParBike
MOONCOOL Upgrade Adult Tricycle, 24 in. Wheels Bike, Rear Storage Basket, Purple M-P24-ZS - The Home Depot
Trike Tricycle 3 wheeler Black Balance Bike Bicycle adult 24 in 7 spee – LIVE 4 BIKES
e-bike 4 wheel Archives - Avial Bikes
Amazon.com : Bike 4 Wheel Cruiser Bike Adult Tricycle Single Speed Bicycle Aluminum Frame with Large Size Basket for Recreation/Shopping/Exercise Cycling Pedalling : Sports & Outdoors
Amazon.com : COEWSKE Adult Tricycle 7 Speed 24/26 Inch Cruiser Bike 3 Wheels Low-Step Through Frame Large Shopping Basket Adjustable Large Cruiser Seat for Women,Men,Seniors(Bianchi Green) : Sports & Outdoors
ParBike | The Best Four Wheeled Bike | ParBike Quadricycle
ABORON 20 inch 7 Speed Adult Tricycles , 3-Wheels Cruiser Bike with Basket, Trikes for Women, Men, Seniors,Adult - Walmart.com
Makers of Four Wheel Bicycles and Adult Trikes
Extreme! 4-Wheel Pedal Bike | GearJunkie
Philadelphia's Favorite Bike Rentals | Wheel Fun Rentals
Amazon.com : LILYPELLE Adult Tricycles 7 Speed, 3 Wheel Bikes Adult Trikes 20/24/26 inch, Three-Wheeled Bicycles Cruise Trike with Shopping Basket for Seniors, Women, Men, Black : Sports & Outdoors