How to Fix Noisy Disc Brakes on Your Mountain Bike like a Pro!
To fix noisy disc brakes on a mountain bike, first, clean the rotor and brake pads using rubbing alcohol. Next, reposition the brake pads to ensure they are properly aligned with the rotor. If necessary, adjust the brake calipers to ensure proper clearance between the rotor and pads. Finally, replace the brake pads if they are worn or contaminated.