Project Kics KHPC01K24 Heptagon Caliber 24 Lug Nut Set 12x1.5 24pc Black

The Project Kics Heptagon Caliber 24 Lug Nut Set delivers premium security and style for aftermarket wheel applications. Manufactured from high-strength SCM435 chromoly steel, these lug nuts feature a distinctive seven-sided heptagon design that provides superior theft deterrence compared to standard six-sided hex nuts.

Key Features:

• Unique 7-sided heptagon shape requires special adapter socket for installation and removal
• Premium SCM435 chromoly steel construction for maximum strength and durability
• 60-degree conical seat design for proper fitment with aftermarket wheels
• M12 x 1.5 thread pitch compatible with most Japanese and European vehicles
• Black finish provides a sleek, stealthy appearance
• Complete 24-piece set includes special heptagon adapter socket
• Closed-end design protects wheel studs from corrosion and debris

Each set includes 24 lug nuts plus a specialized heptagon adapter that works with standard 19mm or 21mm hex sockets, making installation straightforward while maintaining security. The conical seat design ensures proper contact with aftermarket wheels featuring tapered lug seat pockets. Part of the renowned Kyokugen series from KYO-EI Corporation, these lug nuts meet or exceed JWL and VIA safety standards trusted by motorsport professionals worldwide.

Note: These lug nuts feature tapered conical seats designed specifically for aftermarket wheels. Not compatible with factory wheels requiring ball seat or flat seat lug nuts.