Steel Hollow Sphere / Balls 2.50" Diameter, 2 Pieces $165.82 Brand Basic Metal/Alloy Type Steel Material Steel Country/Region of Manufacture United States Unit Quantity 2 condition New Steel Hollow Sphere / Balls 2.50" Diameter, 2 PiecesDiameter: 2.50"Wall Thickness: .135" - 10 GageWeight: 0.65 Lbs Ea1/4" Diameter Hole as pictured, UnpolishedBalls typically have Rust forming on the surface. ’s;