Check the listing for details. 2-1/2" x 2.5" Square Ribbed Plastic Post End Cap Glide Plugs for 10-14ga Tubing. Condition: New. Listed at 20.50 USD. End caps have flexible ridges for a secure hold in a range of hole sizes. Made of polyethylene, they have good wear resistance.Head Size: 2-1/2" x 2-1/2"For Inside Length = 2.24"-2.33", Width = 2.24" - 2.33"Height of flexible ridges: 1/2"Material: PolyethyleneColor: BlackMax Temperature: 150 Degrees FahrenheitHardness: Durometer 50DApplications: Feet Glides for Tables, Chairs and StoolsEnd Caps for Railing and Fence Posts For other sizes and quantities, please visit our Ebay StoreEnd caps have flexible ridges for a secure hold in a range of hole sizes. Made of polyethylene, they have good wear resistance.Head Size: 2-1/2" x 2-1/2"For Inside Length = 2.24"-2.33", Width = 2.24" - 2.33"Height of flexible ridges: 1/2"Material: PolyethyleneColor: BlackMax Temperature: 150 Degrees FahrenheitHardness: Durometer 50DApplications: Feet Glides for Tables, Chairs and StoolsEnd Caps for Railing and Fence Posts For other sizes and quantities, please visit our Ebay Store