PrimeLights 12" White Round Plastic Post Top Globe - Outdoor Pole - 3.91" Neck Fitter 12'' White Acrylic Post Top Globe - Acrylic Globe - Heavy Duty Post Top Globe Sphere Neck Fitter: 3.91" Overall Diameter / 3.50" Inside Diameter (not a twist neck) Material: Molded White Acrylic Single Piece - No Seams Part Number: PL-RGA12 Brand New from factory - Made in USA