Mounts to 19.5” diameter by 6" wide, dual-rear-wheel, 5 hand hole, 10 lug on 225mm bolt circle, hardware included for 9/16 (2007-2011) and M14x1.5 (2012-2015) lug stud applications. 2007-2015 Ram 4500 and 5500. Phoenix USA Inc. DOT over-lug, bolt-on, stud/bracket mount wheel simulators with polished stainless steel finish. Front simulators dish out and rear simulators are deep dished to contour with the wheel. Front pop centers allow access to manual locking hubs. Set of 4 wheel covers including mounting hardware, installation tool, instruction sheet, and AML3 Air Max braided stainless valve extensions for inner and outer rear wheels. Air Max valve extentions mount using the jam nuts holding on the wheel cover.