US$ 21.26
bike helmet with mips MT500 Mips® youll enjoy the twist 2013 Trek 4300 Disc Batteries:72V 20AH Triangle #S23-Asher-Packs
2013 Trek 4300 Disc Value & Price Guide | Bicycle Blue Book
The Bosch Smart System components are not backwards compatible, and even use a new battery charger
#S23-Asher-Packs
Batteries:72V 20AH Triangle
Full disclosure, I am an absolutely ebike newbie
youll enjoy the twist
US$ 21.26
US$ 20.66
US$ 26.34
US$ 24.99
US$ 27.08
US$ 29.74