How to Replace a Broken or Cracked Outer Earcup Swivel Arm on the Bose QuietComfort (QC) 35 I and II (DIY Repair Guide)
Do your Bose QuietComfort (QC) 35 wireless headphones have a broken or cracked outer earcup swivel arm? Do the earcups feel unstable, rotate freely, or show cracks around the swivel arm? If you experience any of these symptoms, the hinge swivel arm may be worn or damaged and may need replacing.