To Replace The Brake Shoe - Eton CXL-150 Service Manual

Unscrew the rear wheel axle nut and then remove
the mounting seat of the disc
Unscrew bolts and remove the brake disc
Check the thickness of disc and replace a new one
if the thickness less than 3mm

TO REPLACE THE BRAKE SHOE

Remove the rear left tire
Unscrew the two bolts shown and remove caliper
77