Description
RHI Automotive 9/16″ Spline Open End Zinc 5 Lug 0.87″ 20 Lug Nuts 1 Key (8738K5-Z) offers a reliable and durable solution for securing your 5-lug wheels. Constructed from high-grade 1045 carbon steel and heat-treated to 10.9 grade hardness, these lug nuts provide exceptional strength. The open-end spline design ensures compatibility with extended wheel studs, while the zinc coating protects against rust and corrosion.
With 18-point contact AntiWear technology, these lug nuts provide three times the contact area of traditional 6-point designs, reducing the risk of stripping and ensuring optimal torque distribution during installation.
- Specifications and Dimensions
- Thread: 9/16″
- Type: Open End
- Style: Spline
- Kit Type: 5 Lug
- Length: 22mm / 0.87 inch
- Finish: Zinc
- Contents: 20 lug nuts, 1 key
- Key Features and Benefits
- Constructed from heat-treated 1045 carbon steel for maximum strength
- Neoshield coating delivers superior resistance against rust and corrosion
- AntiWear technology with 18-point contact improves torque distribution and reduces stripping
- Open-end spline design fits extended wheel studs for easy installation






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