Fasteners› Wheel and Tire Fastener Kits
Rough Country
M10 x 1.25 Acorn Lug Nuts | Black | Set of 16
SKU: R04C 1901SBLK
Beginner — under 30 min
Description
Part #: 1901SBLK
Secure your new wheels with Rough CountryΓCOs Bulge Acorn Style Lug Nuts. These cold-forged lug nuts are plated with a beautiful black finish for a long lifespan of corrosion resistance and good looks. Acorn bulge nuts provide over 6% more seating surface area than a standard acorn lug nut. These premium lug nuts are the perfect choice for securing aftermarket wheels, and far exceed OEM strength and hardness.
Features:
- Bulge acorn type lug nuts.
- Thread size- M10X1.25.
- Cold forged carbon steel with enhanced rigidity.
- Long-lasting finish.
- Exceeds OEM standard in material, strength and hardness.
- Corrosion resistant.
- Easy to install.
MIA's Description
Fitment
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Specifications
| Brand | Rough Country |
| Part Number | R04C 1901SBLK |
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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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