Originally Posted by
70sSanO
My only comment is that a thumb shifter might be easier to operate. On the weakling side, I have a touch of arthritis in the left thumb. After riding a while I can't use my thumb with a trigger shifter, and not much better with a grip shifter. I installed an old Suntour thumb shifter for the left shifter, (you'll want Shimano
Tourney shifters), and I can literally grab it with the palm my hand to shift.
Something to think about.
John
I am fan of cheap friction thumb shifters and have often replaced bad twist grips with these at a bike charity I help with.
pretty easy to work, cheap, and durable (important on a kids bike)