Improve safety and productivity with ErectaStep's OSHA & IBC compliant metal stairs, YellowGate’s safety gates and Rollastep’s rolling stairs & mobile platforms. Save time and money, while eliminating custom stair and access fabrication. Our metal stairs, metal work platforms, crossover stairs, and portable stairs are in stock, ready to ship and install tomorrow. Our prefabricated stairs are modular and do not require special tools to install. They are easily reconfigured and repurposed.