Available in different sizes:
30010 - 1" with 2 " backplate and 3/4" projection
31010 - 1'' 2 piece plain socket flange
33010 - 1'' Royal 2 piece flange
33020 - 1'' Elegant 2 piece flange
33030 - 1'' Classic flange 5-3/8" x 2-1/4" x 3" Projection.