Full aluminum metal material - provides strong and durable grip. This one is made with strong aluminum metal instead of plastic, which avoids the aging of the plastic material and can be used as a long-term replacement. Screw adjustment design - The graphics card holder is designed to be compatible with a variety of conventional case configurations. Magnetic Bottom Hidden Design - Hidden magnets in the base are designed for easy installation and added stability in the case. The processing in the detail process - the small graphics card holder is made of three fine works: anode polishing, anode sandblasting and high-gloss CNC high-speed edge washing . A full anode process maintains durability. Tool-less mounting module - The mounting module is equipped with a cushioning anti-scratch pad and a high-gloss base process.