Genuine Gerber 99-770 Flapper 1.28/1.6 Gpf 3" Diameter for Brianne Picturesque, Logan Square, Maxwell 28-99X and Avalanche Toilets. 

Alternate Number G0099770

New York Replacement Parts is a proud distributor of Gerber products. This 99-770 is a direct replacement manufactured by Gerber. Order this 99-770 today. Most orders usually ship the same day and we offer free shipping for orders over $99!