OneMonroe’s 4.5 x 4.5 square spring hinges are available in a variety of finishes and configurations, providing dependable self-closing performance for commercial, industrial, and residential applications. Available in finishes including stainless steel, polished brass, yellow zinc, and polished bright chrome, these hinges enhance both the functionality and appearance of doors and enclosures.

Designed for reliable operation and long-lasting durability, OneMonroe’s spring hinges are suitable for many applications requiring controlled door movement and automatic closing action. Additional information about available finishes can be found in our finish types guide. OneMonroe also specializes in high-volume production and custom hinge solutions to meet unique project requirements.

OneMonroe provides custom manufacturing solutions to clients throughout the world. We can manufacture built-to-order parts, custom products and offer a wide variety of options to solve your problem. We can support high volumes and short-lead times.

Monroe Engineering Products is a full-service manufacturer of fabricated metal assemblies and hardware. We offer a diverse product line of off-the-shelf hardware and can custom manufacture our entire product lines to match your needs. We do vendor-managed inventory (vmi) on low-cost hardware items and manage larger fabrication programs from blueprint to delivery.