mountain bike riser/ flat handlebars
or rim brakes
They space out your bag, if needed, to prevent interference with your brakes, brakes levers, and cables.
The Handlebar Bag usually works well without any spacers and the Handlebar Harness already comes with (8). Some bikes use more spacers and some bikes don’t use any. The examples below are listed by handlebar and brake type.
Compare your bike to the ones below for optimal cable routing and spacer configuration. Clicking on the images will pop up a description.
*Foam spacers sold individually