RamMount - RAM® X-Grip® Phone Mount with RAM® Torque™ Medium Rail Base - ShortTake your mobile entertainment on the road with the new RAM TorqueTM 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 short length arm and the dynamic X Grip for phones. Sizing inserts are included to provide a snug fit and offer additional protection for the rail. Weve paired this mount with the dynamic X Grip. The mount utilizes nylon insert lock nuts to prevent