Vehicle specific fender bracket, no holes to drill.
Passenger side installation only.
Fits these vehicles:

Ford Explorer (Police Interceptor)
2015-2019

Uses the existing fender bolt, the bracket extends between the hood and fender gap.
3/4″ hole accepts the standard NMO mount
You can also use the bracket to attach an antenna that uses a PL-259 connector. Choose a Comet SO-239 type cable assembly, it includes a large washer and jam nuts to keep the 5/8″ SO-239 from falling through the 3/4″ hole in the bracket.