Amazon.com : Vincfer Electric Bike Electric Mountain Bike 48V Electric Bike for Adults, 500W Electric Bicycle with 26" CST Tire,Shimano 21-Speed Gears E Bike with Aluminium Lockable and Adjustable Front Fork :
Amazon.com: Sena Smart Mountain Bike Helmet : Everything Else
Amazon.com : Vincfer Electric Bike Electric Mountain Bike 48V Electric Bike for Adults, 500W Electric Bicycle with 26" CST Tire,Shimano 21-Speed Gears E Bike with Aluminium Lockable and Adjustable Front Fork :