The antenna mount need a 3/8" to 3/4" hole to be installed upon surface of vehicles.16.4ft RG-58 coaxial cable can meet the most of requirements about length.
Antenna mount is suitable for antenna with NMO connector.PL-259 connector matchs with mobile radio with SO-239 connector.
L shape fender mount installed upon trunk groove or side is made of stainless steel which can ensure to be used for a long time.