Reliable replacement system for roller and screen roller shades, designed to deliver smooth operation and longlasting performance. Key Benefits: Compatible with both standard and pocket roller shade systems for versatile use. Fits roller shade tubes with an outside diameter of 1.5 inches, ensuring a precise fit for most common shades. Supports a maximum shade weight of 5 kg (11 lbs), providing dependable stability and operation. Flexible installation options for exterior mounting or ceiling mounting, adapting to different space requirements. Easy to measure and match with existing tubes to guarantee correct replacement without guesswork. Practical Applications: 1. for replacing worn or broken mechanisms in home roller shades, restoring smooth opening and closing without costly full shade replacements. 2. Suitable for office environments where consistent shade performance is essential for light control and privacy. 3. Ideal for retail spaces or display areas that use roller shades for quick, efficient light adjustment and presentation control. Specifications: Tube compatibility: 1.5 inch outside diameter. Maximum load capacity: 5 kg (11 lbs). Installation types: Exterior installation or ceiling installation. This replacement system is engineered for hassle fit and dependable operation, making it an effective solution for both residential and commercial roller shade needs.