High quality Product Name: Toilet Water Tank Accessories Ideal for use with rubber seals, providing stability, high pressure resistance, quiet operation, water-saving performance, and reliable quality. Compatible with most toilets available on the market, including squat-type plastic water tanks. Suitable for upgrading or maintaining older toilet tank components. Product 1: Dual-Button Flush Top Cover Outer spiral thread diameter: 5.8 cm (fits water tank lid holes measuring 5.8 cm, and can be installed if hole size is less than 6.5 cm) Features multi-layer chrome plating for a bright, smooth surface; wear-resistant and durable Product 2: Connected Toilet Drain Valve – 20 cm Height Height: 20 cm Made from durable PP material Includes a rubber gasket for reliable sealing performance Product 3: Adjustable Toilet Inlet Valve Adjustable height: 20–30 cm Standard four-point connection interface Material: Plastic Color: White + Blue Package Includes: 3 pieces of toilet water tank accessories Note: The package includes only the items listed above. Other accessories shown in images are not included. Lighting and monitor differences may cause slight variations in color between the product image and the actual item. Measurement tolerance: ±1–3 cm.