The RAM-B-132SU consists of a 3.3" suction cup locking base and RAM Level Cup™ Self-Leveling Drink Holder. 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. The integrated eyelet and hook provide an optional tethering function, securing any small or open container in any harsh environment. Compatible with any cups, cans, bottles or mugs ranging from 2.5” to 3.5” diameter.