--- product_id: 605938192 title: "Heavy Duty Steel Stair Riser 7 Step, Metal Stair Stringer for Deck Height 58 inches, Stair Step Riser for Porch Step Outside Stairs（2Pack" brand: "zwinz" price: "€ 639.40" currency: EUR in_stock: true category: "Zwinz" url: https://www.desertcart.gr/products/605938192-heavy-duty-steel-stair-riser-7-step-metal-stair-stringer store_origin: GR region: Greece --- # 4-hole bolt design for secure mounting Simple 4-step installation Heavy-duty galvanized steel Heavy Duty Steel Stair Riser 7 Step, Metal Stair Stringer for Deck Height 58 inches, Stair Step Riser for Porch Step Outside Stairs（2Pack **Brand:** zwinz **Price:** € 639.40 **Availability:** ✅ In Stock ## Summary > 🚀 Elevate Your Outdoor Space with Rock-Solid Steel Stairs! ## Quick Answers - **What is this?** Heavy Duty Steel Stair Riser 7 Step, Metal Stair Stringer for Deck Height 58 inches, Stair Step Riser for Porch Step Outside Stairs（2Pack by zwinz - **How much does it cost?** € 639.40 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/605938192-heavy-duty-steel-stair-riser-7-step-metal-stair-stringer) ## Best For - zwinz enthusiasts ## Why This Product - Trusted zwinz brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Secure 4-Hole Mounting System:** Ensures stability with up to 4 wooden boards per step—no wobble, just solid footing. - • **Versatile Fit for Any Surface:** Compatible with wood, brick, concrete, and metal walls—adapt your stairs anywhere. - • **Customizable Sizes for Perfect Fit:** Choose from 7 sizes to seamlessly upgrade your deck or porch stairs with confidence. - • **Effortless Installation in 4 Steps:** Includes all hardware and a straightforward process to save you time and hassle. - • **Built to Last with Galvanized Steel:** Engineered for maximum durability and outdoor resilience, perfect for long-term use. ## Overview The Zwinz Heavy Duty Steel Stair Riser 7 Step set features galvanized wrought iron construction designed for superior strength and weather resistance. Each stringer includes a 4-hole bolt pattern for secure attachment of wooden boards, ensuring stability and safety. With a simple 4-step installation process and compatibility across multiple wall types, this 2-pack stair stringer set fits deck heights up to 58 inches and comes in multiple sizes to perfectly match your outdoor stair needs. ## Description Zwinz Heavy Duty Steel Stair Riser 7 Step, Metal Stair Stringer for Deck Height 58 inches, Stair Step Riser for Porch Step Outside Stairs（2Pack: desertcart.com: Tools & Home Improvement ## Features - 【High Strength Galvanized Steel】- Our Stair Stringer are made of heavy-duty galvanized steel, with high density, strong load-bearing capacity, durability, wear resistance, and are very suitable for long-term outdoor use - 【4-Hole Design】- Each flat part of our Stair Stringer is equipped with 4 bolt holes for connecting wooden boards. You can choose to easily place 1 to 4 wooden boards to ensure safety, stability, and no shaking - 【Easy to Install】- Our packaging includes expansion bolts and wooden nails, a simple 4-step installation process - positioning, drilling with a 3/8-inch drill bit, securing with expansion bolts, and installing wooden boards. No complex programs, saving you time and energy - 【Multi Scenario Application】- This Stair Stringer provides convenient passages for various occasions and can be installed on wooden walls, brick walls, concrete walls, and even iron, adapting to the installation needs of different scenarios - 【Multiple Sizes Available】- We offer 7 sizes to meet the needs of different stair heights, ensuring perfect fit and seamless integration into your space. Upgrade your stairs with confidence ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CN8NPT76 | | Best Sellers Rank | #47,857 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #3 in Staircase Step Risers | | Brand | Zwinz | | Brand Name | Zwinz | | Color | Black | | Customer Reviews | 4.7 out of 5 stars 181 Reviews | | Finish Type | Metal | | Finish Types | Metal | | Item Dimensions | 92 x 12.6 x 2.16 inches | | Item dimensions L x W x H | 92 x 12.6 x 2.16 inches | | Manufacturer | Y-buyer | | Manufacturer Part Number | 740727286201 | | Material | Wrought Iron | | Material Type | Wrought Iron | | Model Number | 717717543019 | | Mounting Type | Wall Mount | | Set Name | 2-Pack | | UPC | 717717543019 | | Unit Count | 2.0 Count | ## Product Details - **Brand:** Zwinz - **Color:** Black - **Finish Type:** Metal - **Item dimensions L x W x H:** 92 x 12.6 x 2.16 inches - **Material:** Wrought Iron ## Images ![Heavy Duty Steel Stair Riser 7 Step, Metal Stair Stringer for Deck Height 58 inches, Stair Step Riser for Porch Step Outside Stairs（2Pack - Image 1](https://m.media-amazon.com/images/I/51n70kOkE9L.jpg) ## Available Options This product comes in different **Color, Size, Number Of Items** options. ## Frequently Bought Together - Zwinz Heavy Duty Steel Stair Riser 7 Step, Metal Stair Riser for Deck Height 57 inches, Steel Stair Step Riser for Porch Step Outside Stairs（2Pack - Toriexon Steel Stair Step Riser 2 Pack, 4-Step Steel Stair Stringer, One Step Stair Stringer for Outdoor Steps and Outdoor Stairs --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.gr/products/605938192-heavy-duty-steel-stair-riser-7-step-metal-stair-stringer](https://www.desertcart.gr/products/605938192-heavy-duty-steel-stair-riser-7-step-metal-stair-stringer) --- *Product available on Desertcart Greece* *Store origin: GR* *Last updated: 2026-07-13*