Heavy-Duty Steel Stair Risers with 600 lbs Capacity - Triangular Support, Rust-Resistant, for Indoor & Outdoor Steps, Easy Bolt-On Installation

These heavy-duty steel stair risers provide reliable reinforcement and safety enhancement for both indoor and outdoor staircases. Engineered with a triangular support structure and a durable powder-coated finish, each step supports up to 600 lbs, making them ideal for high-traffic residential, commercial, or industrial settings. With pre-drilled holes and included bolts, installation is tool-free and adaptable to wood, concrete, brick, or metal stair frames. Key Features? Triangular Support Design: Ensures stability and distributes weight evenly, rated for 600 lbs per step Powder-Coated Steel Construction: Resists rust, corrosion, and weathering for long-term indoor/outdoor use Configurable Step Options: Available in 3-step or 4-step units to match different staircase layouts Tool-Free Bolt-On Installation: Pre-drilled holes and included hardware enable quick, secure attachment¡ªno welding required Versatile Compatibility: Suitable for wood, concrete, brick, or metal stair frames on decks, porches, basements, and fire escapes