Quad Lock motorcycle mobile phone holder. Something we all use but finding one that works just right, doesn’t slip, slide, vibrate, and mounts were you like it is never easy. I have personal gone through so many different systems now from huge waterproof cases that mount with huge bendable arms, to slim line system that use rubber band style holder to mount your current case to its mount. The one thing in common is they just don’t feel 100% safe, or vibrate when going over uneven ground. Well not anymore since I gone over to the QUAD LOCK system. They …