2640-R Features: -Great for transitioning in and out of vehicles. -Rotating base allows you to turn with limited or no assistance. -Weight capacity: 250 lbs. -360 degree turn. Product Type: -Positioning Supports. Dimensions: Overall Height - Top to Bottom: -2.2". Overall Width - Side to Side: -16". Overall Thickness: -2.2". Overall Product Weight: -1 lbs.