PCTEL (Maxrad) BMATM-NC vehicle roof mount antenna installation hardware kit is a special application NMO mount for Motorola-style mobile antennas 0-1000 MHz in thick surfaces. This brass permanent mount is for a 3/8 to 3/4 inch hole in mounting surfaces up to 3/16 of an inch thick.
The PCTEL mobile antenna mount includes 17 feet of RG58/U coax cable. Connector is not included. Thread size is 1 1/8 inch - 18.