they provide a new setup option to many of Tamiya's cars that allow the use of hex hubs to secure the wheel onto the car

Choose the setup between with and without aero discs

Long lasting

Hole: 11mm

Weighs only 8gr per hub

Estes Rockets - E16-6 29mm Model Rocket Engines, (2pk) Electric Accessories Solder they provide a new setupThe E16 6 Engine (29mm) is a high performance model rocket engine designed for single stage rockets or as the upper stage in multi stage configurations. With a total impulse of 33. 68 N sec and a 6 second delay, this engine is perfect for larger rockets needing a powerful and reliable boost. Ideal for advanced rocketeers, the E16 6 engine ensures smooth flights and precise parachute deployment for a safe and exciting recovery. Each package includes