RAM Brake-Clutch Reservoir Mount for TomTom Start 55, XXL 535 + More (RAM-B-174-TO10U) (sku 54210)The RAM B 174 TO10U consists of a double socket arm, hardware for mounting to both brake clutch reservoirs and rails that are 0. 5" to 1. 25" in diameter, diamond adapter base and custom high strength composite cradle for the TomTom XXL series GPS. The mount is designed with a RAM 1" diameter patented rubber ball and socket system that has adjustment points at both ends of the double socket arm; this allowing for almost infinite adjustment and perfect