Feature:1. Manufacturing Material: Made of high quality aluminum alloy material, sturdy and durable, not easy to deformation, stable performance, which can undoubtedly effectively prolong its service life.2. Good Fastening Function: With good fastening function, improve vehicle stability, ensure stability and excellent performance. Suitable for JLB 1/10 truck series.3. Fine Workmanship: Fine workmanship, reasonable design, accurate size, with fixed pin, easy installation and replacement.4. Not Easy to Bend: In addition to their aesthetics, aluminum alloys do not bend like plastics under pressure or at high temperatures.5. Reasonable Design: Reasonable design, reduce the center of gravity, anti rollover, direct replacement of plastic parts, so as to obtain higher strength.Specification:Item Type: RC Wheel Hex DriverWeight: Approx.39g / 1.4ozMaterial: Aluminum AlloyCoupler Diameter: Approx.17mm / 0.7inApplicability: Suitable For JLB 1/10 Series Truck Package List:4 x Hex Coupler4 x Nut4 x PinNote:1. Please allow 0‑1 inch error due to manual measurement. Thanks for your understanding.2. Due to the difference between different monitors, the picture may not reflect the actual color of the object.