Feature: 1. Aluminum Alloy Wheel Hub: The wheel hub is made of aluminum alloy, which is safe, environmentally friendly, durable, not easy to deform, and has a long service life. 2. Reasonable Design: Weighted wheel hub increases the weight of the wheels, reduces the center of gravity of the 1/24 RC car, and improves stability and handling. 3. CNC Processing: The CNC processing lock tire weighting design can effectively reduce the gravity of the remote control car and improve the performance of the rc car. 4. Strong Support and Anti Wear: 1.0 inch wheel hubs can provide strong road support. Anti wear performance enables it to withstand hard roads and rough driving for a long time. 5. Stable Driving: The wheel hub makes the remote control car more stable, fearless of any terrain, increases the stability of the tires, and makes your rccar more cool and attractive. Specification: Item Type: Wheel Hub Main Material: Aluminum Alloy, Rubber Weight: Approx. 111g / 0.2lb Product Size: Hub Diameter: Approx. 3.1cm / 1.2in Hub Width: Approx. 1.4cm / 0.6in Adapter: Approx. 7mm / 0.3in Applicable Model: for FMS FCX24 1/24 RC Car. Package List: 4 x Hub1 x Hex Wrench Note: 1. Please allow 1‑3mm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.