The 30*10 square tube sleeve is specially designed for shower room glass door applications, providing strong support and alignment for square tube installations. Made of durable stainless steel or aluminum alloy, it ensures corrosion resistance and long-lasting use in wet environments. Its sleek, compact design allows for smooth sliding and stability of mobile glass doors. The precision-engineered dimensions guarantee a secure fit with standard 30x10mm square tubes. Ideal for both residential and commercial use, this accessory combines functionality with modern aesthetics, making it a key component in high-end shower enclosures and bathroom hardware systems.