Garvee 2 Pack Steel Stair Riser, 3 Steps Stair Stringer, Metal Stair Step Riser for Outdoor Steps, Black, Durable & Rust Resistant - 3 Steps/2

【Durability and sturdy】 The steel stair riser is made of heavy-duty and durable steel structure, coated with black powder coating, rust resistant and sturdy enough to support up to 500 pounds of weight per level, and resistant to corrosion, rust, and weather damage. Very suitable for high flow areas such as garages, warehouses, and outdoor staircases [Tool-Free Installation] stair riser is pre-drilled holes and universal compatibility eliminate the need for welding or specialized tools. Simply align the riser with your stair frame, secure using included bolts, and achieve instant stability—saving time and effort on complex installations. [Versatile Applications] Stair stringer is designed for wood, brick, concrete, and metal walls, these steel stair step riser are perfect for reinforcing existing stairs, repairing damaged structures, or upgrading basements, decks, and fire escapes. The sleek matte black finish seamlessly blends with any architectural style. [Customizable Fit] Metal steps for outside are available in 7 sizes to match varying stair heights, ensuring a perfect fit for your space. Whether for residential or commercial use, our metal stair stringer integrate flawlessly to enhance safety and aesthetics. [4-Bolt Stability Design] Each metal stair features 4 pre-drilled bolt holes per flat section, allowing flexible placement of 1–4 boards. This engineering ensures a secure, wobble-free connection for maximum stability during heavy use. .product-details{ max-width:1200px; margin:0 auto; padding:20px; font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif; background:linear-gradient(to bottom,#f0f7ff,#e6f3ff); position:relative; overflow:hidden; } .product-details::after{ content:""; position:absolute; left:0; right:0; height:8px; background:linear-gradient(90deg,#005a9e,#007cc0,#005a9e); z-index:1; } .product-details::before{ top:0; } .product-details::after{ bottom:0; } .product-details .feature-section{ display:flex; align-items:stretch; margin-bottom:30px; background:#fff; border-radius:12px; overflow:hidden; box-shadow:0 5px 15px rgba(0,90,158,.08); border:1px solid #e1eeff; } .product-details .feature-section:nth-child(even){ flex-direction:row-reverse; } .product-details .feature-image{ flex:1; display:flex; justify-content:center; align-items:center; padding:0; background-color:#f0f7ff; overflow:hidden; } .product-details .feature-image img{ width:100%; height:auto; display:block; } .product-details .feature-content{ flex:1; padding:20px; display:flex; flex-direction:column; justify-content:center; } .product-details .feature-title{ font-size:1.4rem; color:#005a9e; margin-bottom:12px; font-weight:700; } .product-details .data-box{ background:#f0f7ff; padding:12px; border-left:4px solid #005a9e; border-radius:6px; margin-bottom:12px; font-size:.9rem; } .product-details .highlight-list{ list-style:none; margin:0; padding:0; } .product-details .highlight-list li{ padding-left:24px; margin-bottom:6px; position:relative; font-size:.9rem; } .product-details .highlight-list li:before{ content:"✓"; position:absolute; left:0; color:#005a9e; font-weight:700; } .product-details .highlight-box{ background:linear-gradient(135deg,#f0f7ff 0%,#e6f0ff 100%); border-left:5px solid #005a9e; padding:20px; border-radius:12px; margin-bottom:25px; } .product-details .highlight-title{ text-align:center; font-size:1.6rem; color:#005a9e; margin-bottom:12px; font-weight:700; } .product-details .specs-section{ background:#fff; border-radius:12px; padding:20px; margin-bottom:25px; box-shadow:0 5px 15px rgba(0,90,158,.08); border:1px solid #e1eeff; } .product-details .section-title{ font-size:1.4rem; color:#005a9e; margin-bottom:15px; border-bottom:2px solid #005a9e; padding-bottom:8px; font-weight:700; } @media (min-width:769px){ .product-details .highlight-box .data-box{ text-align:center; } .product-details .specs-section .section-title{ text-align:center; } .product-details .specs-section ul.highlight-list{ display:flex; justify-content:center; gap:30px; } .product-details .specs-section ul.highlight-list li{ padding-left:20px; margin-bottom:0; white-space:nowrap; } } @media (max-width:768px){ .product-details .feature-section, .product-details .feature-section:nth-child(even){ flex-direction:column; } .product-details .feature-image{ min-height:250px; } } @media (max-width:480px){ .product-details{ padding:15px; } .product-details .feature-image{ min-height:200px; } } .garvee-spec-container{ margin:0; padding:10px; box-sizing:border-box; font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif; background-color:#f8fafc; color:#333; line-height:1.4; } .garvee-spec-container *{ box-sizing:border-box; } .container{ max-width:100%; margin:0 auto; } .spec-card{ background:#fff; border-radius:8px; padding:16px; box-shadow:0 2px 12px rgba(0,0,0,.1); border:1px solid #e8ecef; } .spec-header{ text-align:center; margin-bottom:16px; padding-bottom:12px; border-bottom:1px solid #f0f4f8; }