45 Degrees Support Gray Anodized Number of Mounting Holes 4 Overall Height 1 1/2 in Slide-In Overall Length 6 in Overall Width 3 in Aluminum 6105-T5 Inside Corner Bracket Style 45 Degrees Angle Includes Fasteners Yes 15 Series System of Measurement Inch Support For Slot Width 21/64 in Includes Socket Head Cap Screws T-Nuts Washers