Wood base measures 7 wide x 42 long and 1 1/4 thick * Height adjusts from 22 to 36 * Width adjusts from 16 to 24 * Handrail size: 1 1/2 * Requires only 14 of floor space when not in use * Comes with one stabilizing bar to lock parallel bars in open position * Shipping weight: 85 Lbs Dimensions: 114 L x 10 H x 39 W