Range Extender for T1 and T1st

This is a great add to your sport bike that only weighs 36 pounds

Gives an extra distance and only weighing 2.8 extra pounds!

The T1 goes up to 70 miles this would allow you to go over 100

The T1st goes up to 50 miles this would allow you to go close to 80 miles.

Compare to specialized battery but at fraction of the price $299