Tank Cover, White, 8X1X15, American Standard 735154-400.020. Product Description American Standard 735105-400.021 Champion Toilet Tank Cover, BoneMeet the Champion , the undisputed leader in high performance toilets. With the industry's widest 2 3/8" trapway and 4" flush valve, it created a plunger free world for homeowners and virtually eliminated clogged toilet call backs for plumbers. The Champion will move a mass 70% larger than the industry standard. It achieves the highest bulk removal rating of 1,000 grams and will even flush a bucket of golf balls! Which means you can flush with confidence and never worry about plunging a toilet again. American Standard 735105-400.021 Champion 4 Toilet Tank Cover, Bone Features:; American Standard Toilet Tank Cover; Champion 4 Collection. From the Manufacturer American Standard 735105-400.021 Champion Toilet Tank Cover, BoneMeet the Champion , the undisputed leader in high performance toilets. With the industry's widest 2 3/8" trapway and 4" flush valve, it created a plunger free world for homeowners and virtually eliminated clogged toilet call backs for plumbers. The Champion will move a mass 70% larger than the industry standard. It achieves the highest bulk removal rating of 1,000 grams and will even flush a bucket of golf balls! Which means you can flush with confidence and never worry about plunging a toilet again. American Standard 735105-400.021 Champion 4 Toilet Tank Cover, Bone Features:; American Standard Toilet Tank Cover; Champion 4 Collection Package Dimensions: 60.705 L x 12.953H x31.75W(centimeters) Package Weight : 9 pounds Country of Origin: China