The PCTEL Maxrad MTPM800 vehicle roof mount antenna installation hardware kit is a special application NMO mount for Motorola-style mobile antennas 0-2900 MHz in thick surfaces. This permanent mount is for a 5/8 inch hole in mounting surfaces. It can be used with thick mounting plates.
The PCTEL mobile antenna mount requires cable and connector. Thread size is 1 1/8 inch - 18.