
Zinc Alloy Square Knob Lockset for Home Exterior Gates with Mortise Style Door Lock. High Security Lock Core: Solid lock core provides strong resistance against tampering and enhanced latch mechanism. Smooth Silent Operation: Engineered for quiet operation, tested over 200,000 cycles with no sticking. Ergonomic Reversible Design: Square lever handle offers ergonomic grip, reversible for left and right-hand doors. Durable Zinc Alloy Material: Made from premium zinc alloy with corrosion-resistant finish for long-lasting strength. Easy Adjustable Installation: Standard 60/70mm adjustable backset fits doors 35-45mm thick with all hardware included. Low Maintenance Finish: Fingerprint-resistant brushed finish stays clean longer with simple wipe-down cleaning. Versatile Application: Perfect for homes, offices, hotels, and commercial buildings with competitive pricing. Customizable Colors: Available in Satin Nickel, Black, and Antique Bronze for various door types.