B-Line 2-Hole 90-degree Corner angle features steel construction with electro-plated zinc/ASTM B633 SC3 Type III or ASTM A653 finish for long lasting durability. It measures 2-5/16 Inch x 1-5/8 Inch x 1/4 Inch. Corner angle has hole diameter of 9/16 Inch. It is perfect for use with channel.