Material and construction Made from aluminum alloy for strength and long service life. Lightweight yet durable to withstand use over time. What you gain Widen wheelbase by adding track on both sides, improving grip, handling, and steering precision. Helps prevent tires from rubbing against the vehicle body when wheels are upgraded or offset changes are made. Design and fit Hub centric spacer provides a snug fit on both the vehicle hub and the wheel, reducing vibrations and lowering stress on lug nuts. Performance and safety Wider track enhances stability during turning and improves control. Provides better resistance to body roll during quick or spirited turns, contributing to turning safety. Compatibility and setup notes Designed to be hubcentric to align with the vehicle hub and wheel. Please verify compatibility with your vehicle's hub diameter and bolt pattern before . Professional installation is recommended to ensure proper fit and torque. Use scenarios Upgrading to aftermarket wheels or tires with a different offset to achieve a desired stance while maintaining stability and preventing rubbing. Enhancing cornering stability and handling for spirited driving or highway merging where improved grip and reduced body roll are beneficial. Resolving clearance issues when mounting wider tires or wheels that would otherwise rub against the body or suspension components.