StageQ 3 Step Heavy Duty Foldable Adjustable 18 to 28 Inch with Rail

The ProX XSQ-ST3 StageQ™ Heavy Duty Step is the perfect step for the ProX StageQ Heavy Duty Platform Series Stage built with industry-leading materials and precision production processes. The steps are made of high-quality steel and aluminum and come with removable guardrails for both sides.

This 3-step unit has an anti-slip surface for each step. It securely latches on to the stage and reaches 28 from the ground.

Each step:  31W x 7L x 1H
Height between steps can be adjusted depending on the height of the stage...
https://www.proxdirect.com/products/view/1500