Raybestos Professional Grade Wheel Alignment Products are constructed using high quality materials for performance and reliability. 611-1177 Locking Cam Plate Kit will assist in restoring vehicle alignment to original conditions to prolong tire wear and improve overall handling and steering feel. Use to keep front alignment angles in position. Replace existing slotted cam with this positive lock cam to keep alignment angles in position. Eliminates the possibility of a control arm slipping out of place and changing alignment angles. Raybestos Chassis is dedicated to raising the bar on the innovation, performance and safety of aftermarket products and services. Raybestos Professional Grade Chassis products exhibit top-quality performance under the most strenuous conditions and consistently meet or exceed original equipment specifications.