Spec.: -Width: 800mm-1000mm -Handrail: Φ50mm beech/oak -Baluster: 8mm*40mm flat steel (double pieces each) -Rails: Φ8mm s.steel rods -Stringer: Φ114mm of steel sleeves, Baking varnish or powder coated -Treads: 38mm thickness, beech * Optionals: wood material/ color / shape Feature: -Economical -Supported in steel sleeves( powder coated per color chart ) makes it adjustable height and many shapes available. -Ease of installation with instructions provided -Fancy horizontal railing available in stainless steel cable -Stair is available per building code Send us your house floor plan for a free drawing to see how it will fit and look in your home. Xinding supply several classic designs of stairs supported by steel sleeves for your demand. To help you upstairs step by step on our stairs is what we untiringly aspire after.