According to my experience, these brackets are a must-have for any industrial and scientific setup .They are sturdy, durable, and fit straight connectors perfectly. The aluminum extrusion provides reliable support that keeps your structures stable and secure. Despite being made of heavy-duty materials they are surprisingly lightweight and easy to install. However, they are a BIT pricey compared to other brackets on the market. Overall, I highly recommend them for anyone in need of high-quality industrial hardware and brackets that can withstand heavy use..