These Titan Wheel Accessories 1.5 Inch hubcentric wheel spacers are designed with a 6x135 bolt pattern . 87.1mm hub bore and 14x2 thread pitch for Ford F150 . Expedition and Lincoln Navigator. They are machined from T6 6061 billet aluminum . making them both lightweight and durable. These spacers will improve the stance of your vehicle . providing a more aggressive look while also adding additional clearance for aftermarket brake and suspension parts. They also allow for larger wheel and tire combinations to be installed . giving you more options for customization. These spacers are easy to install and come with all necessary hardware.