4 Piece Widened Wheel Hub Spacers with Gaskets in 3/5/8/10 mm thickness, Tire Hub Adapters for 4x100, 4x114.3, 5x100, 5x108, 5x112, 5x114.3 bolt patterns Features and benefits ET gasket compatibility: This ET gasket is suitable for 4 or 5hole universal types and is suitable for many vehicle models. It can help prevent interference between the wheel hub and brake calipers. Improve handling and driving experience: Widening the vehicle wheel track can enhance handling performance and contribute to a better driving experience. Increased safety at speed: Wheel spacers widen the wheelbase to make the vehicle more balanced and stable when driving at speed, improving safety. Use scenarios Aftermarket wheel fitment: When installing wheels with different offsets or caliper clearances, use these spacers to achieve proper fitment for 4x100, 4x114.3, 5x100, 5x108, 5x112, or 5x114.3 bolt patterns. Brake caliper clearance: If aftermarket brakes or larger calipers cause contact with the hub area, the ET gasket spacer helps provide clearance and reduce rubbing. speed stability and handling: For drivers seeking a wider stance to improve stability and handling on highways or in corners, these spacers offer a practical option without changing other suspension components. Notes Compatible bolt patterns include 4x100, 4x114.3, 5x100, 5x108, 5x112, 5x114.3. Set includes spacers in 3 mm, 5 mm, 8 mm, and 10 mm thicknesses. Material details are not specified; spacers are designed to widen track width and support improved handling and safety.