Package Quantity:1 Package Quantity:1 The Wheelchair Cup Holder provides a convenient option for holding a drink. Its double-slotted sides and bright blue color offer the ability to fit handles and locate the item easily. Its rugged plastic clamp and large, easy-to-tighten lever knob makes assembly easy. It can also attach to bed rails, is accessible for right- or left-handed people, and holds a variety of beverages. The clamp adjusts to tubular frames between 7/8-inche to 1-inch in diameter. The Wheelchair Cup Holder comes with a one year limited warranty. Maddak specializes in home healthcare and rehabilitation products for the senior, disability and rehab markets. We have been recognized as the largest manufacturer in the United States of Aids for Daily Living (ADL). Maddak continues to design and manufacture products that increase mobility, maximize independence and enable people to live more rewarding, dignified and enriched lives.