WeatherTech FloorLiner HP - Front Row - Black - GM Midsize SUV 2008-17 USB Rocker Switch Hub Both studs are threaded 5/8"x18

Both studs are threaded 5/8"x18 RH thread to screw directly into either the rack or spindle and are held in position with a jam nut

Built with a double wall

this Third Brake Light LED Ring is impervious to the elements for consistent all-weather performance

Direct bolt-in w/ no additional modificationsVehicle Applications: 1973-2018 Chevrolet Silverado/Sierra 1500 (All)

WeatherTech FloorLiner HP - Front Row - Black - GM Midsize SUV 2008-17 USB Rocker Switch Hub Both studs are threaded 5/8"x18FloorLiner HP WeatherTechs talented designers and engineers have taken our already advanced FloorLiner into the future! Laser measured and custom fit, FloorLiner HP is the next generation of high performance FloorLiner. Designed to protect your carpeted floors as well as the front, back and sides of your vehicles footwell. FloorLiner HP is made using advanced rubber like, Thermoplastic Elastomer (TPE) compound making it both soft and durable.