RAM MOUNT X-Grip Phone Mount with AdapterThe RAM B 272 A UN7 consists of an angled base with 9mm hole, SHORT double socket arm and universal spring loaded X Grip cradle for cell phones. The angled base is often used on motorcycles, attaching to the mirror frame, the main brand of bike for this part is BMW. The included X Grip cradle has a clean and clever four leg design that sports great holding power without hiding your phone behind foam pads and plastic. The spring loaded X Grip cradle