Premium Quality: These aluminum end caps are made from premium quality 6063 mill finished aluminum flat bar using CNC machines ensuring a precise fit. A beveled edge on the underside makes for easy installation. (See image for instruction)..Precise Fit: These press fit aluminum fence post end caps are made to fit 2” x 2” square tubing with a wall thickness of 1/8”. Outside radius edge 1/8”. 10 Pack of metal post caps..Application: Easy application using a rubber mallet, just tap into place, no weld or adhesive required. Fence post caps will be a tight fit with no movement if correctly installed..Uses: These fence end caps are commonly used to cap aluminum fence posts, handrails, balustrades, or wherever an open end needs capping. Not suitable for wood. Finish your project off with a long lasting quality cap. These aluminum post caps can be powder coated, imaged or anodized so you can match the end cap to your project creating a sleek look..Packaging and Dimensions: Our packaging includes 10 items of square aluminum end caps. Outside dimensions of end caps are 2” x 2” with a 1/8” radius edge. Inside dimensions are 1-3/4” x 1-3/4”. End caps are 1.25 OZ per item. They are made from premium quality 6063 mill finished aluminum square flat bar.