Features: <br> <br>Made from high quality carbon steel, these corner brackets are durable and solid. <br>Surface is plated with nickel for good rust resistance and better performance. <br> <br>Widely used to reinforce right angle corner joints of aluminum extrusion profiles. <br>There are total 10 pieces of brackets in one pack that you can use for many projects. <br>EU-2020, EU-3030 and EU-4040 for your choice to connect different profiles, EU-2020 is for profiles with 6mm slot while EU-3030 and EU-4040 are for that with 8mm slot. <br>The EU-3030 is suitable for 3040, so it is marked as 3040. <br> <br> <br>Specifications: <br>Material: Carbon steel <br>Surface Finishing: Nickel plating <br>Type: EU-2020, EU-3030, EU-4040 (Optional) <br>Quantity: 10pcs <br> <br>Package Includes: <br>10 x Brackets (screws are NOT included) <br> <br> <br>Note: <br>Please note that customers need to match M6 machine screws by themselves. <br>There may be gaps on each model, which does not mean that there is a problem with the product. It is an interface designed to connect other aluminum profiles. <br>Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.<br>1、Made from high quality carbon steel, these corner brackets are durable and solid <br>2、Surface is plated with nickel for good rust resistance and better performance <br>3、Widely used to reinforce right angle corner joints of aluminum extrusion profiles <br>4、There are total 10 pieces of brackets in one pack that you can use for many projects <br>5、EU-2020, EU-3030 and EU-4040 for your choice to connect different profiles, EU-2020 is for profiles with 6mm slot while EU-3030 and EU-4040 are for that with 8mm slot