Need to fit 5-lug wheels on your 4-lug vehicle? These wheel spacer adapters do exactly that. They're 2 inches thick, convert a 4x4.25\ (4x108mm) bolt pattern to a 5x4.5\ (5x114.3mm) pattern. Made from strong 6061 T6 billet aluminum. Comes as a set of 4, includes 20 lugs (12x1.5 studs), center bore is 72mm. Brand is Spacer Experts, part number 4425-5450E. These are performance parts, not universal, so check your vehicle specs carefully. Perfect for custom builds, restorations, or upgrading wheels when the bolt patterns don't match. They also push your wheels out for a more aggressive stance. Installation is straightforward with proper tools and torque. A must-have for serious car enthusiasts doing wheel swaps. Makes previously impossible fits possible. Just double-check all measurements before you buy!