⚙️ Lock in style and strength — your wheels deserve the best!
Project Kics 12x1.25 R40 Lug Nuts (16+4 Locks) are precision-engineered alloy steel fasteners featuring a robust 340-440 MPa shear strength, fully threaded 12mm spline drive design, and a sleek black painted finish. Designed for professional-grade security and durability, this 20-piece set includes 4 locking nuts to protect your wheels while enhancing your vehicle’s aesthetic.
| Material | Alloy Steel |
| Fastener Type | Lock |
| Thread Size | 12 |
| Exterior Finish | Painted |
| Color | Black |
| Metal Type | Alloy Steel |
| Drive System | Spline |
| Brand | Kyo-ei |
| Item Weight | 1.1 Kilograms |
| Thread Type | Unified National |
| Inside Thread Size | M12 x 1 25 |
| Grade Rating | Commercial |
| Thread Style | Left Hand |
| Thread Coverage | Fully Threaded |
| Thread Class | Class 2A or Class 2B |
| Head Style | Conical Seat" or "Tapered Seat |
| Item Diameter | 12 Millimeters |
| Compatible groove diameter | 12 Millimeters |
| Maximum Shear Strength | 340-440 MPa |
| Number of Pieces | 20 |
| Manufacturer | Project Kics |
| Model | Kyo-ei KRC13K |
| Item Weight | 2.42 pounds |
| Item model number | KRC13K |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | KRC13K |
N**S
Good quality and price
Really good price and good quality. Good for high speed too
S**.
My all time favorite lug nuts
This is the second car I’ve ran these lug nuts on. Hands down the best lug nuts I’ve ever bought. Never once had an issue. I’ve taken my wheels off countless times, and they hold up great. Don’t get me wrong they’re a bit pricey, but you pay for what you get
Trustpilot
3 weeks ago
1 month ago
