AliMed® Height-Adjustable Phenolic Armboard adjusts vertically with ease, so you only need one armboard pad to bring it level with your surgical surface. No need for towel rolls or to have multiple armboard pad sizes. Features an easy-turn knob to control height with one-click trigger connection for standard side rails. Made of lightweight phenolic, which is a matrix of many layers glued and pressed under high pressure. Available in three sizes and includes 2"H Polyfoam pad with black conductive vinyl cover: Short and Standard models offer 180° lateral rotations. Widebody Bariatric model offers 120° rotation.All models: 3/8" thick • Radiolucent, equivalent to 0.5 mm Pb at 110 kVP • Anodized aluminum integrated clamp • 3-year warranty against cracking Short: 6"W x 19"L Standard: 6"W x 26"L Bariatric: 10"W x 19"LShort and Standard models are compatible with AliMed® Armboard Holder for storage (sold separately).