Bullet Antenna Telescopic Pure Copper Adapter $ 6.35 Product information: Specifications: black, silver, red, blue, telescopic antenna, adapter Operating voltage: 12 Applicable vehicle model: General-purpose Material: Aluminum alloy/pure copper adapter Adapter thread size: M61, 1/4 20 teeth, M50.8, M5*0.75, 5/16 18 teeth Applicable model: All models with converter Packing list: 1Set *Bullet antenna Product Image: