Easy installation: This dual flush button is designed for straightforward DIY fitment, allowing you to upgrade your toilet flush system without professional assistance. It is compatible with Siamp cable operated flush valves and provides a simple solution for your bathroom needs. compatibility: Specifically engineered for Siamp cable operated flush valves for the Optima 50 model, this replacement button offers seamless functionality with your existing setup. Please verify that your current button does not have a spring mechanism for proper operation. Stylish design: The button is available in multiple finishes including silver, black, gold, and black and silver combinations to enhance your bathroom decor. The sleek appearance complements various styles, making it a fashionable addition to any bathroom. Precise measurements: With dimensions of 54 x 37 mm, this toilet flush button is crafted with attention to detail for a precise fit. The plastic construction provides reliable performance for daily use, giving you confidence in its functionality. Use scenarios: Replacing a worn or malfunctioning flush button on a toilet equipped with a Siamp cable operated flush valve Optima 50. Upgrading a bathroom remodel to a dual flush solution with a seamless fit and reliable operation. Installing in construction or renovation projects that specify Siamp cable operated flush valves to ensure compatibility and a cohesive appearance. Benefits summary: Easy DIY upgrade with compatible Optima 50 Siamp valves Multiple finishes to match bathroom decor Precise 54 x 37 mm fit Durable plastic construction Reliable daily performance