The AM-BA400 Treatment Table features a friction-free lumbar section that disconnects 5" and rotates on 4 metal ball roller bearings. Using a positive gear rack system, you can lock the rolling section in any position. The top section is composed of four pieces. Measuring 76" x 27", the AM-BA400 Treatment Table has a total length of 99". The 15" x 27" one piece section can be raised at a 45-degree angle and can be lowered at 90 degrees. The center and thoracic sections measure 10" x 27" and 17-1/2" x 27" respectively. While the foot section that can be lifted at an 80-degree angle measures 33" x 27". It can hold weight of up to 400 lbs. The table height adjustment can be done without interrupting the treatment thanks to the heavy duty steel tube Hi Lo control.