Briggs 7421 AB II Toilet Tank Lid 7421ABII WHITE Fits tank models as noted below

This is for one Briggs 7421 A BII tank lid. 19 5/8 x 8 1/2 ouitside to outside. Your tank should be approx. 18 1/2 x 7 3/4. As long as you have a 7421 tank lid, you do not need to worry about all the suffixes, all the 7421 lid versions interchange.

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