Adjustable Door Latch, 2-3/8'' or 2-3/4'' Adjustable Passage Door Latch, Doors Knob Latches, Tubular Mortice Latches, Doors Knob Parts for Lever Handles, Internal Handles

Universal Adjustable BacksetAdjustable door latch features a versatile 60mm or 70mm backset (hole center to door edge) and fits door thicknesses from 35mm to 45mm. This dual-size design provides exceptional compatibility, making it a perfect replacement part for a wide range of interior doors. | Robust Zinc ConstructionBuilt with a durable zinc bolt featuring protective surface plating and a high-quality zinc faceplate. This corrosion-resistant combination ensures long-term reliability, resists wear, and maintains a sturdy, rust-free operation. | Smooth and Reliable Spring MechanismEngineered with a high-quality internal spring mechanism that guarantees smooth, quiet, and effortless one-half turn operation. The door knob latch provides secure locking and easy opening/closing for daily use, enhancing both convenience and security. | Critical Fire Safety FunctionalityTubular ET door latch is designed as a fire-retardant component to help contain fires by ensuring the door remains securely closed in an emergency. This critical safety feature adds a vital layer of protection for residential and commercial interior spaces. | Broad Compatibility for Easy InstallationTubular mortice latch compatible with most standard interior door handles and lever sets, offering maximum flexibility for replacements or new installations. The single-unit package includes everything needed for a straightforward, ready-to-install upgrade.