RAM MOUNT RAM base, AMPS, B-size

The RAM-B-201-ALA1-KRU, STANDARD length double socket arm with retention knob, has a socket at both ends that accommodates 1" ball bases. A single spring inside the arm opens the end sockets, allowing you to pivot the ball and socket connection. The knob extension allows for easy adjustment of the mount and prevents over loosening of the knob. This socket technology allows for almost infinite adjustment and perfect viewing angles. Dimensions: Overall Length: 3.69" Socket-To-Socket Length: 3"

The RAM-B-272-A-UN7 consists of an angled base with 9mm hole, SHORT double socket arm and universal spring loaded RAM® 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 RAM® 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 RAM® X-Grip® cradle expands and contracts, allowing for a perfect custom fit of your cell phone. The perfect complement to the modern sleek interior of today's vehicles, the RAM® X-Grip® is the cell phone cradle evolved. The RAM® X-Grip® includes a device tether recommended for outdoor applications. The cradle is compatible with handheld devices that will fit the dimensions listed below. It is important to verify the dimensions of your handheld device with a case/sleeve/skin when determining the overall size. Cradle Dimensions Minimu