Features: *It is used for aluminum profile fixing, as well as connection, etc *Made of good materials, High hardness，ensures long-lasting performance and operation. *Easy to install and use *It is usually used with the corresponding series of T-bolts with flange nuts or T-nuts with hexagon socket bolts *Rigid connection, used to connect pieces of 2020/3030/4040/4545/5050/6060/2040/4060/6080 series aluminum extrusion at a 135 degree angle. Specifications: Product Name:Corner Angle Bracket Material:Aluminum ，aluminum alloy Color:sliver（as picture ） Size:2020，3030，4040，4545，5050，6060，2040，3060，4080（optional） Type：135 degree angle Quantity:1pcs Package Content: 1*Corner Angle Bracket Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.