Specifications:- Overall Dimension(LxWxH): 15 9/16"" x 5 3/4"" x 15 15/16"" (39.5 x 14.6 x 40.5 cm)- Tube Size(LxDia.): 15 3/8"" x 2 9/16"" (39 x 6.5 cm)- Inner Diameter: 2 3/8"" (6.1 cm)- Fits Flagpole Outer Diameter: <2 3/8"" (<61 mm)- Net Weight: 5.51 Lbs (2.5 kg). Package Contents:- 1x Tire Mount Flagpole Base- 1x Portable Bag. Notice: - This flag pole base is suitable for pole with diameter of 2 3/8"" (61 mm), which might be unsteady for pole less than 2 3/8"" (61 mm) in diameter.