SBDs (Pack of 30) 5.0” Plug for Square Tubing (SQR 5-3-10 PE-LD) to fit Square Tube End Caps Size OD 5.0" 'Wall Thickness 3-10 Ga. (.259-.134)" – For ID 4.482” to 4.732” – Made in USA.

QUANTITY 400 RECTANGLE PLUGS SIZE 1.5" X 3.00" - 10-14G MADE IN USA

2-3/8" Round Plugs (10-14 Ga 2.11" to 2.21" ID) || 2.375 Inch OD Black Plastic End Caps | Office and Patio Furniture Finishing caps | Fitness Eqpt End Caps | Fencing Post Inserts   Hard to Find 2-3/8" Head Diameter Plugs. Features a series of...