Quiet, smooth operation. Head and foot ends are interchangeable with Invacare. Side slips under angle iron store shaft when bed is unassembled. Easy to set up. Back and foot adjustment allow for an anatomically correct sleep surface. Channel frame construction . Rails- 3 bars constructed of 1 in. chrome plated steel for strength and durability. Telescopes for movement of bed. Easily adjusts up or down with spring loaded release. Spring loaded crossbars are easy to install and remove. Limited Lifetime warranty. Assembly required. Product weight-172lbs; Weight limit 450lbs; Bed height -16-24.5 in; Overall length-88 in; Overall width-36 inches.