Project Kics WCB281U 12x1.50 28mm Compression Bolt Set - Blue (20 Pieces)

The Project Kics WCB281U Compression Bolt Set is an innovative wheel accessory designed to prevent lug nut loosening during high-performance driving and racing applications. Each bolt features a unique internal compression mechanism with a built-in steel ball and spring inside an aluminum body that actively works to keep your racing lug nuts secure.

Key Features:

• Thread size: M12 x 1.50
• Bolt length: 28mm
• Finish: Blue anodized aluminum
• Quantity: 20 pieces per set
• Patented compression design with internal steel ball and spring mechanism
• Includes 6mm hex L-type wrench for installation
• Tightening torque: Up to 4 N·m (0.4 kgf·m)

About Project Kics:

Project Kics is a division of KYO-EI Corporation, one of Japan's most trusted names in automotive accessories with over 50 years of manufacturing expertise. Designed and manufactured in Japan to OEM-level tolerances, Project Kics products meet or exceed JWL and VIA standards. The company holds ISO, NAPAC, and JAB certifications, ensuring the highest quality materials and fabrication standards. Project Kics specializes in premium wheel accessories including lug nuts, wheel spacers, and magnetic locking systems that are trusted by motorsport teams in Super GT, D1GP, and Formula Drift Japan.

Installation Note: These compression bolts must be installed with the racing nut already attached to the vehicle (retrofit installation method). Use the included hex wrench and torque to specification.