Deltana 24SB 24" HD Surface Bolt The Deltana 24SB 24" HD Surface Bolt is a door flush bolt or surface bolt that secures the inactive leaf of a pair so the active leaf has something solid to latch against. Multiple body lengths and matched commercial finishes make it a direct fit for most existing pair preps. Deltana hardware is forged from solid brass and finished by hand, delivering jewelry-grade fit and feel on doors, windows, cabinetry, and bath accessories. At RightSet Hardware, every Deltana order ships with our Right Fit Promise — verified specs, accurate fitment guidance, and friendly support from a team that actually knows door hardware. If it doesn't fit your opening, we'll make it right. Why pros and homeowners choose the Deltana 24SB 24" HD Surface Bolt Secures the inactive leaf of a pair. Pins the inactive door into the head and floor strike so the active leaf has something solid to latch against. Multiple body lengths available. Specify the body length that matches the gap between the door and the head or floor strike. Concealed or surface-mount options. Choose concealed for a clean look on residential pairs, or surface-mount for fast commercial installs. Coordinating commercial finishes. Stainless, brass, and bronze finishes match the opening's primary hardware. UL listed for fire-rated pairs. Flush-bolt models for labeled fire-door pairs include auto-latching where required by code. Standard ANSI prep. Fits the industry-standard mortise pocket and dust-proof strike preps.
