Prime-Line E 2437 Vertical Trim Lock Set – Vintage Skeleton Key, Cast Steel, Brass Knobs, 2-1/2" Backset

Overview

The Prime-Line E 2437 Vertical Trim Lock Set brings vintage charm and practical security to interior doors. Crafted with a black-painted cast steel body and brass-plated knobs and rosettes, it mirrors the look of classic period hardware while delivering reliable, keyed-alike operation. The antique skeleton key locking system adds authentic character, helping you create a cohesive vintage vibe across rooms. With a 2-1/2 inch backset and surface-mounted design, this lock set is designed for straightforward installation on right-hand swing-in doors.

Why it works for period-style homes

If you’re renovating a historic space or restoring a vintage interior, this lock set offers a historically inspired aesthetic at an economical price. The durable materials and traditional hardware details—knobs, rosettes, and the skeleton-key look—complement other antique fixtures, creating a unified, period-perfect ambiance without a full hardware overhaul.

• Replace antique lock sets with a convincing, period-accurate look at an affordable price.
• Vertical trim mounting and interior surface installation suit many door profiles with minimal modification.
• Right-hand interior doors are supported; handedness is determined from the interior side and can be reversed if needed.
• Brass-plated knobs and rosettes sit atop a durable black cast steel case for a timeless finish.
• Antique skeleton key locking system adds authentic visual and tactile appeal; locks can be keyed alike, with spare keys available by special order.

Included with the kit is a latch bolt and a deadbolt, all designed to present a coordinated exterior look. Note that the lock set is not universal—consult the line art and compare dimensions to ensure a proper fit for your door thickness and mounting needs before ordering.

Fit, installation, and practical use

• Designed for doors 7/8 inch to 2-3/16 inch thick, making it compatible with a wide range of interior doors.
• Surface-mounted on the interior side, offering a simpler install than some mortise-style systems.
• Right-hand swing-in doors are supported; interior facing orientation determines handedness, with reversible options.
• All necessary parts are included, and spare keys can be requested from the manufacturer—helping you plan for future needs.

In everyday use, this lock set blends function with a carefully chosen aesthetic that can complement living rooms, dens, or hallways where period style matters. While results depend on individual doors and setups, the E 2437 provides a pragmatic route to a cohesive vintage look without compromising on reliability or ease of installation.