Heavy Duty: This magnetic mount antenna boasts a sturdy construction that can withstand harsh weather conditions and intense vibrations. Large Diameter: With a diameter of 255mm (8.8 inches) with 5M/16.4ft RG-58 Cable, this mount provides ample space for mounting heavy antennas securely. Compatible Connector: The SL16-Female (UHF Female) connector on this mount ensures compatibility with a wide range of antennas, making it a versatile choice for various setups. Powerful Suction: Featuring a strong magnetic base, this mount offers an exceptional suction force, ensuring your antenna stays put even during high-speed driving or rough terrain. Easy to Install: Installing this mount is a breeze - no drilling, screws, or tools required. Simply attach it to your vehicle's metal surface, and you're good to go. Diameter: 255mm(8.8INCH); Connector: SL16-Female(UHF FEMALE) (Not includes Antenna) Magnetic Suction:30kgs(About 66lb) Magnetic Base manufactured from anti-corrosive high strength plastic cover ,strong heavy duty magnet Cable: RG-58(5m about 16.4ft) HYS magnetic base can be easy to installed and easy to use