Keep your drink with you in the RAM Mounts Level Cup 16oz Drink Holder compatible with a range of vehicles including motorcycles, ATVs, and Big Rigs. KEY FEATURES 1" - 1.25" diameter Clamp Range B-size ball socket Made of marine-grade aluminum and high strength composite Fits Drink Size 12-16 oz A favorite worldwide, the RAM Level Cup™ Self-Leveling Drink Holder will bring a smile to anyone’s face when they get it. The perfect accessory for any vehicle including motorcycles, ATV’s, Big Rigs, and yes, even your prized riding lawn mower. Easily installed and positions to keep your favorite beverage within reach, this gem even comes with a RAM can insulator. Take a corner as hard as you like, this holder is ready to ride. 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.