Add a bigger battery on your bike to increase range and ride time.
Juggernaut Classic 2017
Juggernaut Classic HD
Juggernaut Ultra 1000
Juggernaut MX Ultra
Stunner (2018 model limited to 17Ah)
These batteries fit into the integrated frames of your Biktrix bikes. Made with top of the line Samsung and Panasonic cells, it doesn't get much better than this for quality.