Maddak Cup Holder for Use with Wheelchair, 2.52-inch diameter x 5.98-inch height

The clamp fits a 1-inch diameter tube and comes with a sleeve to reduce it to fit 7/8-inch tube frames It can also hold a glass, can or bottle The rugged plastic clamp has a large easy-to-tighten lever knob Plastic cup holder is slotted on two sides to hold a cup with handles and is accessible to left or right-handed people