6pcs Adapters Parts Lug Nut Covers + Thread Stud Extenders(Coarse Thread Inside) for Rear Wheels for 19.5" 8 Lug/10 Lug 5 Hand Wheel Simulators for 99-02 F450 F550 05-24 F450 F550 Super Duty

Instruction: A Thread Extender(Wheel Stud Extender or Lug Nut Extender) is a two-piece fastener system designed to add length to your vehicle's existing wheel studs.It consists of two parts:The Inner Nut (The "Extender"): This is a hollow,threaded nut that looks like a thick sleeve. It has two sets of threads:Internal Threads: These screw onto your vehicle's factory wheel stud. External Threads: These become the new, longer stud for your wheel to mount onto. The Outer Lug Nut: This is a standard lug nut that threads onto the new external threads of the inner nut to secure the wheel.

• Fitment: Wheel Simulators Adapters installation accessories fit for 1999-2002 Ford F450 F550 Super Duty; Lug Nut Covers + Thread Stud Extenders fit for 2005-2025 F450 F550 Super Duty
• Material: Our Lug Nuts is Made From High Quality 6mm 304L Grade Stainless Steel
• Install Instruction:Bolt-on mounting style,Rim Covers engineered to factory specifications of special car, it's easy to install and maintenance using bolt-on mounting style
• Package Included: 3Pcs Lug Nut + 3Pcs Thread Stud Extender
• Function:Lug nuts are the conical fasteners that secure a wheel to the axle of a vehicle. They screw onto the lug bolts or wheel studs that are protruding from the vehicle's hub. Their primary job is to clamp the wheel firmly to the car, ensuring a secure connection for driving.