On Sep 17, 12:18 pm, tom wrote:
I have a toilet that has a rigid plastic rocker as the flapper, with
pegs, not holes on the flapper.

This is an old flapper. I wonder where I can find one that will work.

Who makes the toilet?

This is a good site. I've ordered parts for my 25 year old Eljer
toilet from them.
http://www.plumbingpartsdepot.com/