Old 07-09-19, 07:30 AM
  #9  
2old
Senior Member
 
Join Date: Jul 2014
Location: socal
Posts: 4,265
Mentioned: 9 Post(s)
Tagged: 0 Thread(s)
Quoted: 883 Post(s)
Liked 823 Times in 622 Posts
Two positive considerations for a friction drive AFAICT: light weight and stealth (maybe almost imperceptible with a seat bag battery). Kepler on ES has gone so far as to adapt one for a full suspension off road bike. Hope to try one someday.
2old is offline