The Larsen NMOKNOCONN vehicle roof mount antenna installation hardware kit is an NMO mount for NMO-style mobile antennas, 0 – 1000 MHz. This nickel-plated stainless steel permanent mount is for a 3/4 in hole in mounting surfaces.
The Larsen mobile antenna mount includes 17 ft of RG-58A/U cable. Order connector separately. Thread size is 1 1/8 in-18.