looking for a float box.

[PARKER MAPLE]

I im setting up my new to me pans (raised flue) and the float box that i was given dosnt match up. Myabe it was for a drop flue or something. It has 2 holes where the sap enters the rear pan. dont no what for? So my pan is a grimm raised flue and it only has 1 hole where the sap enters the pan. The hole is appx 1 1/4 in dia. Anybody no where i can find one?

Any help is great.

Thanks Maple rookie