Zinc mechanical combination lock for kitchen and office sliding doors - 1-11 digits, keyless

🔐 General Description: Mechanical combination lock for sliding doors — ideal for kitchens, balconies, offices, or interior doors. Battery-free and electricity-free, it offers reliable security and immediate ease of use. Designed for discerning DIYers, this durable zinc alloy lock installs in minutes and operates maintenance-free. 📐 Technical Specifications: Material: Chrome-plated zinc alloy, electroplated finish; Code length: 1 to 11 numbers or letters — no repetition; Compatible door thickness: 10–60 mm; Bolt spacing: ≈ 20 mm; Package contents: 1 front panel, 1 back panel, 1 screw kit, 1 accessory kit, 2 rubber bumpers, 1 installation guide. 🔧 Installation: Quick and intuitive installation — no special tools required. Simple mounting with the included screws. Fits most sliding doors (aluminum, PVC, or wood). The included rubber pads ensure a perfect fit and prevent scratches. 🎯 Operation: Customizable code in 30 seconds. Flexible unlocking: the order of the buttons doesn't matter (e.g., code "Y123" = valid "123Y"). If you make a mistake, press "C" and then enter the correct code. Perfect for shared spaces or rentals—no more duplicating keys. ℹ️ Other information: Brand new, ready to install. No batteries or power supply required—100% mechanical operation. Ideal for kitchen doors, balconies, offices, or any interior space where discretion and reliability are important. Elegant security, sleek and robust design.