RMP4904AC     1 1/2" Screw Plate

Metallic base for mounting 1 1/2" threaded fittings

  RMP4906AC     2 1/2" Screw Plate

Metallic base for mounting 2 1/2" threaded fittings

  RMP4908AC     3" Screw Plate

Metallic base for mounting 3" threaded fittings

  RMP4912AC     4 1/2" Screw Plate

Metallic base for mounting 4 1/2" threaded fittings