Specification Brand : Grehitk BulletPoint1 : Easy Installation: Install in 3 simple steps with included accessories—no welding or cutting required! Pre-drilled holes and a positioning template ensure perfect alignment on wood, concrete, tile, or marble surfaces in under 30 minutes BulletPoint2 : Rustproof Durable Aluminum: Built with 1mm thickened, this railing withstands harsh weather (-20°C to 50°C), corrosion, and heavy impacts. Matte black finish resists scratches and UV fading for decades of maintenance-free use. BulletPoint3 : Angle Adjustment: Universal angle adapt to spiral staircases, steep decks, or irregular steps. Customize the slope to match any staircase height (up to 36") while maintaining 4" gap spacing for child/pet safety. BulletPoint4 : Multi-Surface Versatility: Securely mounts on wooden stairs, concrete porches, marble entryways, tile patios, and composite decks. Ideal for homes, hotels, or commercial spaces needing code-compliant handrails. BulletPoint5 : DIY your Railling: Design railings for any scenario! Connect multiple kits for longer spans or unique shapes (not include post). Color : 36in Stair ExternallyAssignedProductIdentifier1 : 0722891364275 ExternallyAssignedProductIdentifier2 : 722891364275 ItemDepth : 0.188 inches ItemForm : Straight ItemName : Aluminum Railing Kit, Adjustable Angle Stair Railing Kit, Universal Railing Kit for Wooden Stairs Rails, Concrete Steps & Porch & Deck, Easy to Install, Not Include Post(36in Stair, 4ft) ItemPackageDimensions_Height : 3 inches ItemPackageDimensions_Length : 49 inches ItemPackageDimensions_Width : 5 inches ItemShape : Street ItemTypeKeyword : decking-railings Manufacturer : GREHITK Material : Aluminum ModelNumber : 8020-4136 MountingType : Corner Mount NumberOfItems : 1 PartNumber : CK000100 ProductDescription : Aluminum Railing Kit – Universal Stair Railing for Wood, Concrete & Tile Surfaces Elevate Safety and Style Crafted for durability and adaptability, this aluminum railing kit combines grade rustproof alloy with a sleek matte black finish, designed to blend seamlessly into residential or commercial spaces. Its tool-free installation and modular design empower users to create custom guardrails for staircases, decks, porches, and balconies, ensuring compliance with safety codes while enhancing aesthetics. Key Features 3-Step Tool-Free Installation Assemble effortlessly using pre-drilled holes. Securely mount on wood, concrete, tile, or marble surfaces in under 30 minutes—no welding, cutting, or specialized tools required. Weatherproof & Impact-Resistant Build Constructed from 1mm-thick anodized aluminum, this railing withstands temperatures from -20°C to 50°C, resisting corrosion, UV fading, and saltwater damage. The scratch-proof finish ensures decades of maintenance-free use in coastal climates, snowy regions, or high-traffic areas. Multi-Surface Versatility Designed for wooden stairs, concrete porches, marble entryways, and composite decks, the kit includes reinforced expansion bolts and silicone protection pads to prevent surface damage. Ideal for homes, hotels, or commercial properties needing code-compliant handrails. Expandable DIY Design Combine multiple 4ft/6ft/8ft sections (posts sold separately) to create longer spans, curved layouts, or unique shapes. Supports loads up to 300 lbs. Technical Specifications Material: 1mm anodized aluminum alloy Finish: Matte black, scratch-resistant Gap Spacing: 4 inches (child/pet-safe) Temperature Tolerance: -20°C to 50°C Compatibility: Wood, concrete, tile, marble, steel Why Choose This Railing Kit? Safety First: Rigorous 4-inch gap design prevents accidents while meeting building codes. All-Weather Durability: Rustproof construction withstands extreme climates. DIY Flexibility: Modular components adapt to any architectural style or layout. ProductSiteLaunchDate : 2025-04-30T07:00:00.000Z Size : 4ft Style : 10 Four Hole Inside Corner Bracket plus Hardware Bundle SupplierDeclaredDgHzRegulation : not_applicable UnspscCode : 31162500