The Larsen NMOKHFCXTHK 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 nickel, copper, and zinc alloy permanent mount are for a 3/4 in hole in mounting surfaces up to 1/2 in thick. The vehicle roof mount is also convertible to support high frequency applications 0 – 6000 MHz because of the removable center pin.

The Larsen mobile antenna mount includes 17 ft of RG-58A/U cable. Order connector separately. Thread size is 1 1/8 in-18.