Durable metal construction: made from robust metal for long-lasting use and resistance to everyday wear. Ideal when you need a reliable pulley that won’t deform or break over time. Simple installation: each pulley bracket mounts quickly with two screws to a solid wall or a wooden board. No complicated tools or extra parts required, so you can set it up in minutes. Precise height control: built‑in locking mechanism lets you adjust and secure the curtain pull rope easily. Maintain the exact curtain height you want for consistent light and privacy control. What it solves: eliminates slipping cords and uneven curtain lengths, reduces the need for frequent readjustment, and provides a stable, low‑maintenance solution for manual curtain systems. Compatibility and function: designed to work with typical curtain pull ropes and cords; the pulley and lock arrangement controls movement smoothly and keeps cords secured when not in use. Performance highlights: metal components provide stable rotation and secure locking; straightforward mount points ensure a solid, vibration‑resistant installation. Typical applications Living room or bedroom curtains: mount to a wall or wooden header to control floor‑to‑ceiling drapes with a single, secure pulley and lock. Home office or commercial blinds: use for manual blinds or curtain tracks where precise height and steady positioning matter. DIY or retrofit projects: ideal for replacing worn plastic pulleys or adding a reliable pulley system to timber frames and wooden beams. Contents and installation notes Each unit attaches with two screws to a wall or wooden board (screws not included). Ensure mounting surface is suitable for load and use appropriate screws/anchors. Use with standard curtain cords. Adjust the lock after positioning the curtain to secure the desired height. Practical, durable, and easy to install—this metal pulley with locking function gives you dependable control over curtain height and light management without complicated hardware.