The bumper includes mounting tab for standard bracket mount, as well as mounting holes for flush bezel mount. Below illustrate the fit with 3 most popular models. Other similar models can also fit.
Diode Dynamics SS3
Rigid Industries D-Series
Baja Designs Squadron*
*Mounting holes on Squadron's flush mount bezel do not line up with those on bumper. However, Squadrons can be mounted with standard bracket AND utilize the flush mount bezel to cover the gaps around the lights.