Features: Crafted from premium flexible rubber, this antenna base plate grommet resists melting and hardening in extreme climates, ensuring long lasting durability for your vehicle's radio antenna (keywords radio antenna base plate rubber, vehicle electronics accessories). Designed as a direct replacement for part number 863920C030, this plugs and play adapter seamlessly integrates with original antenna systems without requiring tools or modifications. Ideal for car owners seeking aftermarket solution to maintain good performances while upgrading weather resistant components. Securely stabilizes antennas during high speed driving or harsh weather conditions, preventing wobbling and ensuring consistent signals reception on highways or road terrains. Its flexible rubber construction not only tightens the antenna mount but also absorbs vibrations, delivering enhanced driving stability and reduced noise for daily commutes or extended road trips. Specifications: Manufacturer Part Number: 86392-0C030 Interchange part number: 863920C030, 86392-0C030 Component: ABS Package Includes: 1Piece Antenna Base note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.