[Size] - 38 mm length, 35 mm width, 38 mm height, 2 holes - 22.5x8.5 mm length x width [Package] - Package of 2 sets: 2 x 4040 aluminum brackets, 4 x M8T spring nuts, 4 x M8 x 16 mm socket head cap screws, 4 x flat washers. You can use bolts, nuts, or washers to install the brackets. *Instant purchase welcome, midnight silent purchase OK◎ *Free shipping! #Chapie's product list is here ✨☜ --------------------------------------------- [Material] - Made of sandblasted aluminum die-cast alloy, it is a rust-resistant, high-hardness, and long-life aluminum corner bracket. [Usage] - Used for L or cross-right-angle connections of two aluminum profiles, or for locking connections of heavy frames. Insert both ends of the L-shaped angle bracket into the grooves of the profiles and tighten the fixing screws to secure the two profiles. [Application] - Suitable for European standard 4040 series aluminum profiles with 8 mm slots. Widely used in the construction of industrial aluminum frame structures, 3D printers, CNC routers, CNC laser cutters, robotics projects, woodworking machinery, aquariums, etc. uxcell Inside Corner Bracket Gusset Kit 38 x 38 x 35 mm 4040 Angle Connector for European 4040 Series Aluminum Profile Black 2 Sets with 4 x T Spring Nuts and Socket Head Bolts and Washers Hinges (21-23-00-71-00-51)