Get Quote
Stair Warehouse offers the largest in-stock selection of Quick Ship Horizontal Round Bars and modern staircase components—perfect for creating a clean, contemporary railing system without long lead times. Every product in this collection is engineered for durability, easy installation, and today’s most popular minimalist design trends.
Our top-selling 5/8" diameter round bars are available in multiple lengths to suit any project, including:
- 5/8" dia. Short Round Bar – 5' Length A versatile, hollow round bar ideal for standard horizontal railing designs.
- 5/8" dia. Horizontal Round Bar – Long – 8' Length Perfect for extended runs and open-concept staircases, offering a sleek modern look.
- 5/8" dia. Horizontal Round Bar – 7.5' (90") Length Available in standard duty (1.2mm) and heavy duty (2mm) for projects requiring added strength.
- 5/8" dia. Short Round Bar – 44" Length A great choice for accent sections, replacements, or tighter installations.
In addition to our horizontal round bar systems, we also offer premium quick-ship wood components for mixed-material designs:
- 1-3/4" Square Plain Baluster (5360) – A contemporary wood baluster that pairs beautifully with modern metal railing bars.
- Craftsman 3-1/2" Square Cap with Groove – A popular newel for modern farmhouse and transitional stair styles.
- 4000 Plain 3" Contemporary Newel – A clean, modern newel post with a chamfered top edge.
Whether you're upgrading an existing staircase or building a new horizontal railing system, our stair rail components, including round balusters, handrail bars, and contemporary newels, are ready to ship fast. That means no delays, no special-order lead times—just premium products delivered quickly so your project stays on schedule.
Choose Stair Warehouse for quick ship stair rails, modern horizontal round bars, and the high-quality stair parts you need for a seamless, stylish, and efficient stair upgrade.