Aluminum Stair Balusters, 101 Pack, 26 In, Matte Black

Aluminum stair balusters deliver rust-resistant support and a clean, modern railing line for stairs, porches, patios, and decks. This 101-pack of matte black round tube spindles is built for indoor or outdoor use, with thickened tubing designed to stay stable and resist bending. Each baluster installs with included rail caps and screws, helping you complete a secure fence or railing section with a consistent, professional finish.

• Delivers durable, corrosion-resistant aluminum construction for long-lasting indoor/outdoor railing support.


• Supports stable spacing up to 4 in. max between balusters to help build a secure railing system.


• Includes rail caps and screws to speed up install—drill, connect, and secure for a firm setup.


• Fits stairs, deck railing, porch, patio, and garden boundaries with a matte black round-spindle look.


• Enables easy cutting for custom heights and clean alignment across new builds or renovations.

Upgrade worn or mismatched spindles with uniform matte black metal balusters that suit both modern and classic exteriors. The round tube design blends into wood or composite railing projects while the aluminum body is made to handle moisture and changing weather with less upkeep. Whether you’re finishing a staircase, refreshing a porch, or building a deck perimeter, this 101-piece set helps you stay consistent across longer runs and multiple sections. Grab yours today and get your railing project moving.

• Pack size: 101 pieces


• Material: aluminum tubing


• Color/finish: matte black


• Each size: Ø0.75 in x 26 in (Ø19 mm x 660 mm)


• Tubing thickness: 0.8 mm


• Net weight (set): 23.3 lb (10.57 kg)


• Style: round tube, hollow


• Included: rail caps and screws