Book Holder Roberts Inversion Tables Accessories Standard 30 Long * SST Style:1 Pair (Left & Right) Standard 30 Long * SST Board bridges the gap between two transfer points * The upper side is slick to allow patient to slide easily * SST Board is flexible * It is comfortable to sit on and does not tip upward when for example the patient slides over a protruding wheelchair wheel * 300 Lb Weight capacity * Hinged Elbow is designed to prevent hyperextension of the elbow * X cross hook & loop locking straps help restrict range of motion * Medial and lateral hinges provide a hyperextension stop at 0¯ * Measure around elbow joint with arm extended * Small 9 10¨ * at a comfortable reading angle * It is an ideal computer text aid or cook book holder * Molded of strong plastic it consists of a flat base a backrest and two adjustable pegs that prevent pages from flipping yet allow for easy page turning * The book holder has a built in handle and folds flat to a compact 7 1 2 x 14 x 7 16˘ (19 x 35 4 cm) for storage or travel * Shipping weight is 2 lbs