RAM Mounts RAM-B-174-UN7U Brake/Clutch Reservoir Mount with Universal RAM® X-Grip® Cell/iPhone Cradle. he RAM-B-174-UN7U consists of hardware for mounting to either brake/clutch reservoirs and rails that are 0.5" to 1.25" in diameter, double socket arm and universal RAM® X-Grip® cell phone cradle. Designed into the mount is a 1" diameter patented rubber ball and socket system with adjustment points at both ends of the socket arm; this with a twist of the arm knob, allows you to move the RAM® X-Grip® mount to your optimum viewing position. The mounting hardware for brake/clutch reservoirs include both standard and metric mounting bolts. 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.