Easy Installation: Each 44" hollow iron balusters can be trimmed to fit your needs, and the 1/2" diameter works with most connectors. Includes screws, swivel/fixed shoes, and expansion tubes for quick, secure installation on marble or wood stairs Premium Durable Material: Crafted from 100% wrought iron, these staircase balusters feature a high-temperature satin powder coating for superior scratch and weather resistance. Their high hardness ensures sturdy support and long-lasting stability for your staircase Low-Maintenance Rustproof: The sleek black satin finish adds modern elegance while providing anti-rust and anti-corrosion protection. These stair spindles require minimal upkeep, staying pristine for years with little effort Elegant Artistic Design: Handmade by skilled artisans, these modern metal balusters in rectangular and square profiles combine beauty with functionality. They meet all building codes while elevating your staircase’s aesthetics like a timeless work of art Versatile Indoor Outdoor Use: These spindles for staircase enhance safety and style, perfect for stairs, porches, gardens, or doorways. Ideal for homes with children, they combine decorative appeal with durable security