RAM MOUNT X-Grip Phone Mount with Torque Rail Base - MediumTake your mobile entertainment on the road with the new RAM Torque handlebar and rail mounting base. Weve paired a B size 1 rubber ball base that accommodates bars 3 8" 5 8" in diameter with a B size standard length arm and the dynamic X Grip for phones. The mount utilizes nylon insert lock nuts to prevent loosening in high vibration environments. This low profile mount is the perfect way to secure your personal electronics and small accessories in