Great song...really like this bass line...simple yet effective
(standard tuning)
EADG
after violin/guitar intro
[ Tab from: https://www.guitartabs.cc/tabs/f/flobots/handlebars_btab.html ]
G--------------------------------------------------------------------------|
D-------------3~-----------------------------------------------------------|
A--5~-------------3~------5~--------------8~7~-----------------------------|
E------5~-----------------------3~-----------------------------------------|
just repeat