4BELL Stair Max is the mounting system for wall installation dedicated to the 4BELL Stair chair, designed and developed to facilitate accommodation of the chair in emergency vehicles. Constructed in aluminium, at the same time it is compact, durable and light in weight. Ideal for safe storage of the 4Bell Stair Chair inside the ambulance. Docking the 4BELL Stair to the hook is intuitive and fast thanks to its practical fastening knob. Product 10 G tested.