Specification: Material: Aluminum Alloy Dia: 53.3mm/ 2.09inch Width: 25.8mm/ 1.01inch Weight: 66g/pcs Application: Suitable for: 1/10 RC TRX4 SCX10 D90 90034 90046 KM2 Features: RC wheel hub is made of aluminum alloy, high strength and durable. Upgrade your RC car, and help to improve its performance. Special surface treatment, the RC wheel rim can enhance your RC car model appearance, make your car more unique and cool! Fast heat dissipation, shock-proof and high crush-resistant, increase overall performance and durability of your RC car. Light weight and compact size, which is easy to assemble and disassemble. Great replacement for the old or broken one. Package List: 4 x Wheel Hubs 4 x M4 Wheel Nuts Note: 1. Manual measurement, please allow 1-3mm error, thank you! 2. If there any questions, please feel free to contract with us : ).