Feature: 1. Aluminum Alloy Material: Made of high quality aluminum alloy material, environmentally friendly, sturdy, durable and long service life. 2. Improve RC Car Performance: Not only can help improve the comprhensive performance, but also can help better control your RC moldes. 3. Applicable Model: Outer diameter is 17mm / 0.7in, inner diameter is 10mm / 0.4in, perfectly suitable for 1/8 remote control car universal. 4. Direct Replacement: Accurately dimensioned with set screws for easy installation and replacement, you can directly replace the old or damaged parts. 5. Good Workmanship: Exquisite workmanship, beautiful appearance design, small portable size, providing you great using experience. Specification: Item Type: Hex Nut Cap Material: Aluminum Alloy Weight: Approx. 14g / 0.5oz Outer Diameter: Approx. 17mm / 0.7in Inner Diameter: Approx. 10mm / 0.4in Application: Suitable for 1/8 Remote Control Car Universal Package List: 4 x Nut Cap