No Drill Antenna Mounting Plate, Fits 2020 Chevrolet Silverado 3500 w/o Spoiler, Permanent $500 - $1000 and has a 4hz strobing

and has a 4hz strobing flash rate

An included on-command return function automatically brings the unit to 0° home

This multi-voltage capability makes these units ideal for mobile and stand alone applications

This light boom can be extended to 9` for maximum area coverage and collapsed to 4` for applications where a smaller footprint is required

No Drill Antenna Mounting Plate, Fits 2020 Chevrolet Silverado 3500 w/o Spoiler, Permanent $500 - $1000 and has a 4hz strobingSpecifications Additional Information VMP AM GM SLVD 2020 3500 C Mounting Plate for Antennas Ratings Features: Type: Mounting Plate Durable Construction Compatible Truck Models: 2020 Chevrolet Silverado 3500 WITHOUT SPOILER Aluminum Mounting Plate & Bracket Frame Material: Aluminum Works with Most Antennas Mounting Plate Material: Aluminum Weatherproof Seal Bracket Material: Aluminum Made in the USA Weight: 3 lb Windload: Highway Speeds Weight