Gorilla Automotive SPK5-00012B Spline Spike Lug Nuts - 1/2-20 Black 20 Pack

The Gorilla Automotive SPK5-00012B Small Diameter Spline Spike Lug Nuts combine aggressive styling with enhanced security for your aftermarket wheels. This complete 20-piece kit features a distinctive spike design that adds a custom look while protecting against theft with a spline drive system requiring a special key.

Key Features:

• Thread size: 1/2-20 RH (right-hand thread)
• Small diameter design fits most aftermarket wheels with standard lug holes
• Spline drive system requires included 13/16" & 7/8" dual size key for installation and removal
• Heat treated steel construction for improved finish durability and corrosion resistance
• Black finish complements dark wheels and provides a stealthy appearance
• Spike profile adds aggressive styling to your vehicle
• Complete kit includes 20 lug nuts plus one 1378SPK-KEY spline key tool

These lug nuts are engineered specifically for aftermarket wheels and may not be compatible with original equipment factory wheels due to their small diameter design. The spline drive security system helps deter wheel theft while the spike design creates a bold custom appearance. Heat treatment ensures long-lasting performance and maintains the finish quality through regular use.