[Construction for Longevity]Crafted from commercial-grade aluminum alloy, this hydraulic door closer is designed to withstand the test of time. Its anti-oxidation, anti-corrosion, and non-rusting properties ensure durability, while its weather-resistant design guarantees consistent performance in various environments. [Customizable Performance]Featuring adjustable locking speed and spacing (162mm x 19mm), this door closer accommodates doors with widths ranging from 600-1200mm and weights between 25-75kg. This flexibility ensures compatibility with a wide range of door types, providing tailored solutions for your specific needs. [Stable and Silent Operation]Equipped with advanced hydraulic technology, this fully automatic door closer operates smoothly and quietly, ensuring safe and effortless door closing. Its stable performance and silent operation enhance user experience while protecting door locks from damage. [Friendly Installation] With detailed installation instructions and all necessary fixtures and accessories included, this door closer is designed for easy assembly. Whether you're a professional installer or a DIY enthusiast, the straightforward process saves time and effort, allowing for quick and hassle-free installation. [Versatile Applications]Suitable for a variety of door types, including metal, fire, wooden, framed glass, residential, and commercial doors, this door closer offers versatile application options. Ideal for both interior and exterior use, it provides reliable performance across different settings, making it a practical choice for any environment., Manufacturer: SUNNYNEST