Features 1This is a set of 4040 right angle corner brackets for 4040 aluminum profile. 2Made from aluminum, these corner brackets are durable and solid. 3Widely used to reinforce right angle corner joints of doors, windows, furniture, etc. 4There are total 25 pieces of brackets in one pack that you can use for many projects. 5Convenient to use, they can be simply fastened with bolts and nuts. Specification Features: This is a set of 4040 right angle corner brackets for 4040 aluminum profile. Made from aluminum, these corner brackets are durable and solid. Widely used to reinforce right angle corner joints of doors, windows, furniture, etc. There are total 25 pieces of brackets in one pack that you can use for many projects. Convenient to use, they can be simply fastened with bolts and nuts. Specification: Material: Cast aluminum Quantity: 25pcs Weight: 707g / 24.9oz (approx.) Package list: 25 * Corner Brackets Package ListNote: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.