These mounts are designed to securely fasten your RTL-SDR device and cables using 20/20 extrusions. Each mount features integrated zip tie channels, allowing you to easily secure your antenna or USB cables. These mounts offer additional support to the SMA and USB connections on the RTL-SDR device, particularly beneficial when using higher quality cables. Lastly, a dedicated mount is included for using #8 wood screws to attach the assembly to any surface.