This is a bracket for RTL-SDR with Flight Aware Filter.

Uses two M3 CD-rom drive screws to hold the end cap on. They self thread.

Print with ABS or ASA for in car use, other materials will likely melt.

Filter: https://www.amazon.com/gp/product/B010GBQXK8/

Right Angle: https://www.amazon.com/gp/product/B07YW3M4GB/

RTL-SDR: https://www.amazon.com/gp/product/B0129EBDS2/

Antennas: https://www.amazon.com/gp/product/B07PFLKM4W/