9.3 average score from 27 reviews


Model number: BSM-11XL
  • Universal pouch for your smartphone
  • Water resistant housing for protection during rainy days
  • XL fits popular models such as iPhone 12 Pro Max, Galaxy S20/21 Ultra, Galaxy Note20 Ultra, Oneplus 8T / 8Pro and more
  • Touch screen compatible
More information

Guardian XL Phone Mount

Keep your phone safe, secure, and always visible on your bike. The Guardian XL is the perfect phone case while riding your bike. With the Warden system on the back of the case, you can attach your phone to all BBB phone mounts and keep an eye on your navigation. The water-resistant case protects your phone against water and dirt to keep your phone clean and dry. All to make your ride as comfortable as possible, even in the rain.


  • Sizes XL (115g)
  • Volume (ml) 173
  • Width (mm) 90
  • Volume (cm3) 173
  • Length (mm) 160


  • Mounting location Handlebar, Stem, Top cap
  • Waterproofness Weatherproof
  • Compatible with BBB Phone Mounts
  • Max. phone size (mm) 86x168
  • Touchscreen compatible Yes
Water resistant

Water resistant