Thread: How the?
View Single Post
Old 09-12-2012, 04:14 PM
Matricon Matricon is offline
Motorized Bicycle Senior Member
Join Date: Jul 2012
Location: Baltimore
Posts: 51
Default Re: How the?

I took a second look and it seems the engine can pivot to engage the rim which seems to be bolted onto the spokes. Couldn't figure out what that 2nd roller was for but the 2 speed idea is genius.
Reply With Quote