Dome Screws

These dome screws from StairSupplies are 1/4″-20 x 3/8″ button head socket cap screws with a rounded, finished look for exposed spots on cable and rod railing. Choose 18-8 stainless with an electropolish finish for a bright stainless look, or 316 stainless with a black finish to match Onyx Black hardware. Two dome screws are included with each Universal Top post to secure the handrail bracket.

Key Features

- 1/4″-20 x 3/8″ button head socket cap screw

- Rounded dome head for a clean look

- 18-8 stainless (electropolished) or 316 stainless (black)

- Used to secure Universal Top post handrail brackets