Gorilla Automotive K5BS-14150X40BGR Small Diameter Spline Lug Bolts - 14x1.5 Black 40mm 20-Pack

The Gorilla Automotive K5BS-14150X40BGR Small Diameter Spline Lug Bolts provide a secure, theft-resistant wheel fastening solution for vehicles requiring 14mm x 1.5 thread pitch lug bolts. This complete kit includes 20 black-finished lug bolts with a 40mm shank length, plus the specialized 17/19mm spline drive key required for installation and removal.

Key Features:

• Small diameter spline drive design for enhanced security against theft
• 14mm x 1.5 thread pitch compatible with many European and aftermarket applications
• 40mm shank length provides proper engagement for most wheel and spacer configurations
• Heat-treated steel construction improves finish durability and corrosion resistance
• Black finish for a sleek, low-profile appearance
• Complete 20-piece kit includes matching 17/19SD spline key tool
• Designed for use with aftermarket wheels

These lug bolts are engineered specifically for aftermarket wheel applications and may not be suitable for original equipment factory wheels. The spline drive security design requires the included specialized key, deterring wheel theft while maintaining easy removal for authorized users. Heat treatment enhances both the aesthetic finish and long-term durability of the hardware.