Check the listing for details. ProX XSQ-ST4 StageQ Heavy Duty Foldable 4 Step Unit idjnow. Condition: New. Listed at 629.99 USD. The ProX XSQ-ST4 StageQ 4 Step Heavy Duty Foldable Adjustable 22 to 26 Inch with Rail 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 4-step unit has an anti-slip surface for each step. It securely latches onto the stage and reaches 26" from the ground. ProX XSQ-ST4 StageQ 4 Step Unit Features:Foldable Adjustable 22 to 26 Inch with Rail.High strength, non-slip textured finish black laminate top surface for durability and moisture resistance.Removable aluminum handrails allow for easy transport and storage.For use with all ProX StageQ platforms. Each XSQ-ST4 Retail Box Includes:(1) ProX XSQ-ST4 StageQ Heavy Duty Foldable 4 Step Unit